<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1607-4041</journal-id>
<journal-title><![CDATA[Revista electrónica de investigación educativa]]></journal-title>
<abbrev-journal-title><![CDATA[REDIE]]></abbrev-journal-title>
<issn>1607-4041</issn>
<publisher>
<publisher-name><![CDATA[Universidad Autónoma de Baja California, Instituto de Investigación y Desarrollo Educativo]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1607-40412021000100013</article-id>
<article-id pub-id-type="doi">10.24320/redie.2021.23.e13.3167</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Uso problemático de Internet y variables psicológicas o físicas en estudiantes universitarios]]></article-title>
<article-title xml:lang="en"><![CDATA[Problematic Internet Use and Psychological or Physical Variables in University Students]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hinojo-Lucena]]></surname>
<given-names><![CDATA[Francisco Javier]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aznar-Díaz]]></surname>
<given-names><![CDATA[Inmaculada]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Trujillo-Torres]]></surname>
<given-names><![CDATA[Juan Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Romero-Rodríguez]]></surname>
<given-names><![CDATA[José María]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Granada  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<volume>23</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1607-40412021000100013&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1607-40412021000100013&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1607-40412021000100013&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El Uso Problemático de Internet (UPI) está siendo habitual entre los estudiantes universitarios. En este trabajo se propuso identificar las variables psicológicas y físicas asociadas al UPI y analizar su influencia en dichas variables. Se empleó una metodología de revisión sistemática con metanálisis, en las bases de datos Web of Science y Scopus. En la revisión se identificaron 51 estudios que incluyeron una muestra total de 136 760 sujetos. En cambio, para el metanálisis se identificaron 12 estudios. Los resultados mostraron que las principales variables psicológicas y físicas asociadas al UPI son la falta de autocontrol, ansiedad, baja autoestima, baja actividad física y baja autoeficacia académica. Sin embargo, el metanálisis recogió que sólo el UPI, donde se obtuvieron diferencias estadísticamente significativas, fue predictor de la ansiedad y baja autoestima. Por último, se discuten las implicaciones prácticas del trabajo y la necesidad de prevenir y educar en el buen uso de la tecnología.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Problematic Internet Use (PIU) is becoming common among university students. This research set out to identify the psychological and physical variables associated with PIU and examine the influence of PIU on these variables. A systematic review and meta-analysis were conducted in the Web of Science and Scopus databases. The review found 51 studies with a total sample size of 136,760 subjects, while 12 studies were identified for the meta-analysis. The results showed that the main psychological and physical variables associated with PIU are a lack of self-control, anxiety, low self-esteem, low levels of physical activity, and low academic self-efficacy. However, the meta-analysis found that only PIU - for which statistically significant differences were observed - was a predictor of anxiety and low self-esteem. Lastly, this paper discusses the practical implications of this research and the need for preventive action and education on the proper use of technology.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[internet]]></kwd>
<kwd lng="es"><![CDATA[estudiante universitario]]></kwd>
<kwd lng="es"><![CDATA[comportamiento]]></kwd>
<kwd lng="es"><![CDATA[adicción]]></kwd>
<kwd lng="es"><![CDATA[psicología]]></kwd>
<kwd lng="en"><![CDATA[internet]]></kwd>
<kwd lng="en"><![CDATA[university students]]></kwd>
<kwd lng="en"><![CDATA[behavior]]></kwd>
<kwd lng="en"><![CDATA[addiction]]></kwd>
<kwd lng="en"><![CDATA[psychology]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Balo&#287;lu]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Özteke]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Kesici]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Gender differences in and the relationships between social anxiety and problematic internet use: Canonical analysis]]></article-title>
<source><![CDATA[Journal of Medical Internet Research]]></source>
<year>2018</year>
<volume>20</volume>
<numero>1</numero>
<issue>1</issue>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bernal-Ruiz]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Rosa-Alcázar]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Calatayud]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Rosa-Alcázar]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[¿Existe relación entre uso problemático de Internet y las respuestas de ansiedad social, obsesivo-compulsivas y el bienestar psicológico en adolescentes?]]></article-title>
<source><![CDATA[Anales de Psicología]]></source>
<year>2017</year>
<volume>33</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>269-76</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bozkurt]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Coskun]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ayaydin]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Adak]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Zoroglu]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prevalence and patterns of psychiatric disorders in referred adolescents with Internet addiction]]></article-title>
<source><![CDATA[Psychiatry and Clinical Neurosciences]]></source>
<year>2013</year>
<volume>67</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>352-9</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Çam]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Nur]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A study on the prevalence of internet addiction and its association with psychopathological symptoms and obesity in adolescents]]></article-title>
<source><![CDATA[TAF Preventive Medicine Bulletin]]></source>
<year>2015</year>
<volume>14</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>181-8</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cao]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Sun]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Wan]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Hao]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Tao]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic internet use in chinese adolescents and its relation to psychosomatic symptoms and life satisfaction]]></article-title>
<source><![CDATA[BMC Public Health]]></source>
<year>2011</year>
<volume>11</volume>
<numero>802</numero>
<issue>802</issue>
<page-range>1-8</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Casale]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Caplan]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Fioravanti]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Positive metacognitions about internet use: The mediating role in the relationship between emotional dysregulation and problematic use]]></article-title>
<source><![CDATA[Addictive Behaviors]]></source>
<year>2016</year>
<volume>59</volume>
<page-range>84-8</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Castro]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Vinaccia]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Ballester-Arnal]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ansiedad social, adicción al internet y al cibersexo: su relación con la percepción de salud]]></article-title>
<source><![CDATA[Terapia Psicológica]]></source>
<year>2018</year>
<volume>36</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>134-43</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Çelik]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Odaci]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The relationship between problematic internet use and interpersonal cognitive distortions and life satisfaction in university students]]></article-title>
<source><![CDATA[Children and Youth Services Review]]></source>
<year>2013</year>
<volume>35</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>505-8</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chun]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effects of psychological problems, emotional dysregulation, and self-esteem on problematic internet use among Korean adolescents]]></article-title>
<source><![CDATA[Children and Youth Services Review]]></source>
<year>2016</year>
<volume>68</volume>
<page-range>187-92</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cole]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Hooley]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Clinical and personality correlates of MMO gaming: Anxiety and absorption in problematic internet use]]></article-title>
<source><![CDATA[Social Science Computer Review]]></source>
<year>2013</year>
<volume>31</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>424-36</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cudo]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Dobosz]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Jarz&#261;bek-Cudo]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Basaj]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic internet use and intrapersonal and interpersonal attitudes in adolescents]]></article-title>
<source><![CDATA[Advances in Psychiatry and Neurology]]></source>
<year>2016</year>
<volume>25</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>159-78</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Çuhadar]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Exploration of problematic internet use and social interaction anxiety among Turkish pre-service teachers]]></article-title>
<source><![CDATA[Computers &amp; Education]]></source>
<year>2012</year>
<volume>59</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>173-81</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[De Vries]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Nakamae]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Fukui]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Denys]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Narumoto]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic internet use and psychiatric co-morbidity in a population of Japanese adult psychiatric patients]]></article-title>
<source><![CDATA[BMC Psychiatry]]></source>
<year>2018</year>
<volume>18</volume>
<numero>9</numero>
<issue>9</issue>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Demirci]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Akgönül]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Akpinar]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Relationship of smartphone use severity with sleep quality, depression, and anxiety in university students]]></article-title>
<source><![CDATA[Journal of Behavioral Addictions]]></source>
<year>2015</year>
<volume>4</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>85-92</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Derbyshire]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Lust]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Schreiber]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Odlaug]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Christenson]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Golden]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Grant]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic internet use and associated risks in a college sample]]></article-title>
<source><![CDATA[Comprehensive Psychiatry]]></source>
<year>2013</year>
<volume>54</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>415-22</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Díaz-Aguado]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Martín-Babarro]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Falcón]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic internet use, maladaptive future time perspective and school context]]></article-title>
<source><![CDATA[Psicothema]]></source>
<year>2018</year>
<volume>30</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>195-200</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Durak]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[&#350;enol-Durak]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Associations of social anxiety and depression with cognitions related to problematic internet use in youths]]></article-title>
<source><![CDATA[Education and Science]]></source>
<year>2013</year>
<volume>38</volume>
<numero>169</numero>
<issue>169</issue>
<page-range>19-29</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[El Asam]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Samara]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Terry]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic internet use and mental health among british children and adolescents]]></article-title>
<source><![CDATA[Addictive Behaviors]]></source>
<year>2019</year>
<volume>90</volume>
<page-range>428-36</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[España, el país con más smartphones por habitante del mundo]]></article-title>
<source><![CDATA[Europa Press]]></source>
<year>2017</year>
</nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fernández-Villa]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Alguacil]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Almaraz]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Cancela]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Delgado-Rodríguez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[García-Martín]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Jiménez-Mejías]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Llorca]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Molina]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Ortíz]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Valero-Juan]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Martín]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Uso problemático de internet en estudiantes universitarios: factores asociados y diferencias de género]]></article-title>
<source><![CDATA[Adicciones]]></source>
<year>2015</year>
<volume>27</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>265-75</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[García-Oliva]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Piqueras]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Marzo]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Uso problemático de internet, el móvil y los videojuegos en una muestra de adolescentes alicantinos]]></article-title>
<source><![CDATA[Health and Addictions]]></source>
<year>2017</year>
<volume>17</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>189-200</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Giménez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Luengo]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Bartrina]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[¿Qué hacen los menores en internet? Usos de las TIC, estrategias de supervisión parental y exposición a riesgos]]></article-title>
<source><![CDATA[Electronic Journal of Research in Educational Psychology]]></source>
<year>2017</year>
<volume>15</volume>
<numero>43</numero>
<issue>43</issue>
<page-range>533-52</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hinojo]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Aznar]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Romero]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Marín]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Influencia del aula invertida en el rendimiento académico. Una revisión sistemática]]></article-title>
<source><![CDATA[Campus virtuales]]></source>
<year>2019</year>
<volume>8</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>9-18</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Huan]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Ang]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Chye]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Loneliness and shyness in adolescent problematic internet users: The role of social anxiety]]></article-title>
<source><![CDATA[Child &amp; Youth Care Forum]]></source>
<year>2014</year>
<volume>43</volume>
<page-range>539-51</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ioannidis]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Treder]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Chamberlain]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Kiraly]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Redden]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Stein]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Lochner]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Grant]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic internet use as an age-related multifaceted problem: evidence from a two-site survey]]></article-title>
<source><![CDATA[Addictive Behaviors]]></source>
<year>2018</year>
<volume>81</volume>
<page-range>157-66</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ivezaj]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Potenza]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Grillo]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[White]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[An exploratory examination of at-risk/problematic internet use and disordered eating in adults]]></article-title>
<source><![CDATA[Addictive Behaviors]]></source>
<year>2017</year>
<volume>64</volume>
<page-range>301-7</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kelley]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Gruber]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic internet use and physical health]]></article-title>
<source><![CDATA[Journal of Behavioral Addictions]]></source>
<year>2013</year>
<volume>2</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>108-12</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Chang]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Jeong]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Hee]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Je]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prevalence, correlates, psychiatric comorbidities, and suicidality in a community population with problematic internet use]]></article-title>
<source><![CDATA[Psychiatry Research]]></source>
<year>2016</year>
<volume>244</volume>
<page-range>249-56</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Davis]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Toward a comprehensive theory of problematic internet use: evaluating the role of self-esteem, anxiety, flow, and the self-rated importance of internet activities]]></article-title>
<source><![CDATA[Computers in Human Behavior]]></source>
<year>2009</year>
<volume>25</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>490-500</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kitazawa]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Yoshimura]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Murata]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sato-Fujimoto]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Hitokoto]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Mimura]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Tsubota]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Kishimoto]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Associations between problematic internet use and psychiatric symptoms among university students in Japan]]></article-title>
<source><![CDATA[Psychiatry and Clinical Neurosciences]]></source>
<year>2018</year>
<volume>72</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>531-9</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kopecký]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Szotkowski]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cyberbullying, cyber aggression and their impact on the victim -the teacher]]></article-title>
<source><![CDATA[Telematics and Informatics]]></source>
<year>2017</year>
<volume>34</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>506-17</page-range></nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Koronczai]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Kökönyei]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Griffiths]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Demetrovics]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The relationship between personality traits, psychopathological symptoms, and problematic internet use: A complex mediation model]]></article-title>
<source><![CDATA[Journal of Medical Internet Research]]></source>
<year>2019</year>
<volume>21</volume>
<numero>4</numero>
<issue>4</issue>
</nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Laconi]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Vigouroux]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Lafuente]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Chabrol]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic internet use, psychopathology, personality, defense and coping]]></article-title>
<source><![CDATA[Computers in Human Behavior]]></source>
<year>2017</year>
<volume>73</volume>
<page-range>47-54</page-range></nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Stapinski]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Seeking safety on the internet: relationship between social anxiety and problematic internet use]]></article-title>
<source><![CDATA[Journal of Anxiety Disorders]]></source>
<year>2012</year>
<volume>26</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>197-205</page-range></nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Bae]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Shin]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Yoon]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prevalence and risk factors for problematic internet use among rural adolescents in Korea]]></article-title>
<source><![CDATA[Asia-Pacific Psychiatry]]></source>
<year>2018</year>
<volume>10</volume>
<numero>2</numero>
<issue>2</issue>
</nlm-citation>
</ref>
<ref id="B36">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lei]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Chiu]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Subjective well-being and internet overuse: a meta-analysis of mainland Chinese students]]></article-title>
<source><![CDATA[Current Psychology]]></source>
<year>2019</year>
<volume>39</volume>
<page-range>843-53</page-range></nlm-citation>
</ref>
<ref id="B37">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lei]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Chiu]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Lu]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Social support and internet addiction among mainland Chinese teenagers and young adults: a meta-analysis]]></article-title>
<source><![CDATA[Computers in Human Behavior]]></source>
<year>2018</year>
<volume>85</volume>
<page-range>200-9</page-range></nlm-citation>
</ref>
<ref id="B38">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Machimbarrena]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Calvete]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández-González]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez-Bardón]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez-Fernández]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Cabrera]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Internet risks: an overview of victimization in cyberbullying, cyber dating abuse, sexting, online grooming and problematic internet use]]></article-title>
<source><![CDATA[International Journal of Environmental Research and Public Health]]></source>
<year>2018</year>
<volume>15</volume>
<numero>11</numero>
<issue>11</issue>
<page-range>2471</page-range></nlm-citation>
</ref>
<ref id="B39">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Marín]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Carballo]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Coloma]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rendimiento académico y cognitivo en el uso problemático de internet]]></article-title>
<source><![CDATA[Adicciones]]></source>
<year>2018</year>
<volume>30</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>101-10</page-range></nlm-citation>
</ref>
<ref id="B40">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-García]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Alfabetización y competencia digital en personas mayores: el caso del aula permanente de formación abierta de la Universidad de Granada (España)]]></article-title>
<source><![CDATA[Revista Espacios]]></source>
<year>2018</year>
<volume>39</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>37</page-range></nlm-citation>
</ref>
<ref id="B41">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mei]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Yau]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Chai]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Guo]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Potenza]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic internet use, well-being, self-esteem and self-control: data from a high-school survey in China]]></article-title>
<source><![CDATA[Addictive Behaviors]]></source>
<year>2016</year>
<volume>61</volume>
<page-range>74-9</page-range></nlm-citation>
</ref>
<ref id="B42">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Moher]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Liberati]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Tetzla]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Altman]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<collab>The PRISMA Group</collab>
<article-title xml:lang=""><![CDATA[Preferred reporting Items for systematic reviews and meta-analyses: the PRISMA statement]]></article-title>
<source><![CDATA[PLoS Medicine]]></source>
<year>2009</year>
<volume>6</volume>
<numero>7</numero>
<issue>7</issue>
</nlm-citation>
</ref>
<ref id="B43">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Odaci]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Academic self-efficacy and academic procrastination as predictors of problematic internet use in university students]]></article-title>
<source><![CDATA[Computers &amp; Education]]></source>
<year>2011</year>
<volume>57</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>1109-33</page-range></nlm-citation>
</ref>
<ref id="B44">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Odaci]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Risk-taking behavior and academic self-efficacy as variables accounting for problematic internet use in adolescent university students]]></article-title>
<source><![CDATA[Children and Youth Services Review]]></source>
<year>2013</year>
<volume>35</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>183-7</page-range></nlm-citation>
</ref>
<ref id="B45">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Odaci]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Çelik]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Who are problematic internet users? An investigation of the correlations between problematic internet use and shyness, loneliness, narcissism, aggression and self-perception]]></article-title>
<source><![CDATA[Computers in Human Behavior]]></source>
<year>2013</year>
<volume>29</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>2382-7</page-range></nlm-citation>
</ref>
<ref id="B46">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Odaci]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Çikrikci]]></surname>
<given-names><![CDATA[Ö.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[An exploration of the associations among internet use, depression, anxiety and stress among youths]]></article-title>
<source><![CDATA[Mediterranean Journal of Clinical Psychology]]></source>
<year>2017</year>
<volume>5</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>1-16</page-range></nlm-citation>
</ref>
<ref id="B47">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Odaci]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Çikrikci]]></surname>
<given-names><![CDATA[Ö.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Differences in problematic internet use based on depression, anxiety, and stress levels]]></article-title>
<source><![CDATA[Addicta: The Turkish Journal on Addictions]]></source>
<year>2017</year>
<volume>4</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>41-61</page-range></nlm-citation>
</ref>
<ref id="B48">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Odaci]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Kalkan]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic internet use, loneliness and dating anxiety among young adult university students]]></article-title>
<source><![CDATA[Computers &amp; Education]]></source>
<year>2010</year>
<volume>55</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>1091-7</page-range></nlm-citation>
</ref>
<ref id="B49">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Özdemir]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Kuzucu]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Ak]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Depression, loneliness and internet addiction: How important is low self-control?]]></article-title>
<source><![CDATA[Computers in Human Behavior]]></source>
<year>2014</year>
<volume>34</volume>
<page-range>284-90</page-range></nlm-citation>
</ref>
<ref id="B50">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Associations of body weight perception and weight control behaviors with problematic internet use among Korean adolescents]]></article-title>
<source><![CDATA[Psychiatry Research]]></source>
<year>2017</year>
<volume>251</volume>
<page-range>275-80</page-range></nlm-citation>
</ref>
<ref id="B51">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Kang]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Social relationship on problematic internet use (PIU) among adolescents in South Korea: A moderated mediation model of self-esteem and self-control]]></article-title>
<source><![CDATA[Computers in Human Behavior]]></source>
<year>2014</year>
<volume>38</volume>
<page-range>349-57</page-range></nlm-citation>
</ref>
<ref id="B52">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Perrella]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Caviglia]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Internet addiction, self-esteem, and relational patterns in adolescents]]></article-title>
<source><![CDATA[Clinical Neuropsychiatry]]></source>
<year>2017</year>
<volume>14</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>82-7</page-range></nlm-citation>
</ref>
<ref id="B53">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Quesnel]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Cook]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Murray]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Zamudio]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Inspiration or thinspiration: the association among problematic internet use, exercise dependence, and eating disorder risk]]></article-title>
<source><![CDATA[International Journal of Mental Health and Addiction]]></source>
<year>2018</year>
<volume>16</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>1114-24</page-range></nlm-citation>
</ref>
<ref id="B54">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ramos-Galarza]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Jadán-Guerrero]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Paredes-Núñez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Bolaños-Pasquel]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez-García]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Procrastinación, adicción al internet y rendimiento académico de estudiantes universitarios ecuatorianos]]></article-title>
<source><![CDATA[Estudios Pedagógicos]]></source>
<year>2017</year>
<volume>43</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>275-89</page-range></nlm-citation>
</ref>
<ref id="B55">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Reiso&#287;lu]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Gedik]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Göktas]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Relationship between pre-service teachers&#8217; levels of self-esteem, emotional intelligence and problematic internet use]]></article-title>
<source><![CDATA[Education and Science]]></source>
<year>2013</year>
<volume>38</volume>
<numero>170</numero>
<issue>170</issue>
<page-range>150-64</page-range></nlm-citation>
</ref>
<ref id="B56">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rial]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Golpe]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Barreiro]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Variables asociadas al uso problemático de internet entre adolescentes]]></article-title>
<source><![CDATA[Health and Addictions]]></source>
<year>2015</year>
<volume>15</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>25-38</page-range></nlm-citation>
</ref>
<ref id="B57">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rojas-Jaras]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Henríquez]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Sanhueza]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Núñez]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Inostroza]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Solís]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Contreras]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Adicción a nternet y uso de redes sociales en adolescentes: una revisión]]></article-title>
<source><![CDATA[Revista Española de Drogodependencias]]></source>
<year>2018</year>
<volume>43</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>39-54</page-range></nlm-citation>
</ref>
<ref id="B58">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Romano]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Roaro]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Re]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Osborne]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Truzoli]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Reed]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic internet users&#8217; skin conductance and anxiety increase after exposure to the internet]]></article-title>
<source><![CDATA[Addictive Behaviors]]></source>
<year>2017</year>
<volume>75</volume>
<page-range>70-4</page-range></nlm-citation>
</ref>
<ref id="B59">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ruiz-Palmero]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez-Rodríguez]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Trujillo-Torres]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Utilización de internet y dependencia a teléfonos móviles en adolescentes]]></article-title>
<source><![CDATA[Revista Latinoamericana de Ciencias Sociales, Niñez y Juventud]]></source>
<year>2016</year>
<volume>14</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>1357-69</page-range></nlm-citation>
</ref>
<ref id="B60">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sánchez-Meca]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cómo realizar una revisión sistemática y un meta-análisis]]></article-title>
<source><![CDATA[Aula Abierta]]></source>
<year>2010</year>
<volume>38</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>53-64</page-range></nlm-citation>
</ref>
<ref id="B61">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sari]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Aydin]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic internet use and body mass index in university students]]></article-title>
<source><![CDATA[Eurasian Journal of Educational Research]]></source>
<year>2014</year>
<volume>54</volume>
<page-range>135-50</page-range></nlm-citation>
</ref>
<ref id="B62">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Seabra]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Loureiro]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Pereira]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Monteiro]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Alfonso]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Esgalhado]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Relationship between internet addiction and self-esteem: cross-cultural study in Portugal and Brazil]]></article-title>
<source><![CDATA[Interacting with Computers]]></source>
<year>2017</year>
<volume>29</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>767-78</page-range></nlm-citation>
</ref>
<ref id="B63">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Senol-Durak]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Durak]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The mediator roles of life satisfaction and self-esteem between the affective components of psychological well-being and the cognitive symptoms of problematic internet use]]></article-title>
<source><![CDATA[Social Indicators Research]]></source>
<year>2011</year>
<volume>103</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>23-32</page-range></nlm-citation>
</ref>
<ref id="B64">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Skues]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Williams]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Oldmeadow]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Wise]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The effects of boredom, loneliness, and distress tolerance on problem internet use among university students]]></article-title>
<source><![CDATA[International Journal of Mental Health and Addiction]]></source>
<year>2016</year>
<volume>14</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>167-80</page-range></nlm-citation>
</ref>
<ref id="B65">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sola]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Aznar]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Romero]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-García]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Eficacia del método flipped classroom en la universidad: Meta-análisis de la producción científica de impacto]]></article-title>
<source><![CDATA[Revista Iberoamericana sobre Calidad, Eficacia y Cambio en Educación]]></source>
<year>2019</year>
<volume>17</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>25-38</page-range></nlm-citation>
</ref>
<ref id="B66">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Symons]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Vanwesenbeeck]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Walrave]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Van Ouytsel]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ponnet]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Parents&#8217; concerns over internet use, their engagement in interaction restrictions, and adolescents&#8217; behavior on social networking sites]]></article-title>
<source><![CDATA[Youth &amp; Society]]></source>
<year>2019</year>
<volume>52</volume>
<numero>8</numero>
<issue>8</issue>
<page-range>1-13</page-range></nlm-citation>
</ref>
<ref id="B67">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tabachuk]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Ledovskikh]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Shulika]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Kazinets]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Polichka]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Internet activity and internet addiction: Where is the borderline in developing one&#8217;s information competency?]]></article-title>
<source><![CDATA[EURASIA Journal of Mathematics, Science and Technology Education]]></source>
<year>2018</year>
<volume>14</volume>
<numero>12</numero>
<issue>12</issue>
</nlm-citation>
</ref>
<ref id="B68">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Throuvala]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Griffiths]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Rennoldson]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Kuss]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[School-based prevention for adolescent internet addiction: Prevention is the key. A systematic literature review]]></article-title>
<source><![CDATA[Current Neuropharmacology]]></source>
<year>2019</year>
<volume>17</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>507-25</page-range></nlm-citation>
</ref>
<ref id="B69">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tokunaga]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A unique problem or the manifestation of a preexisting disorder? The mediating role of problematic internet use in the relationships between psychosocial problems and functional impairment]]></article-title>
<source><![CDATA[Communication Research]]></source>
<year>2014</year>
<volume>41</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>531-60</page-range></nlm-citation>
</ref>
<ref id="B70">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Truzoli]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Osborne]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Romano]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Reed]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The relationship between schizotypal personality and internet addiction in university students]]></article-title>
<source><![CDATA[Computers in Human Behavior]]></source>
<year>2016</year>
<volume>63</volume>
<page-range>19-24</page-range></nlm-citation>
</ref>
<ref id="B71">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tsitsika]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Andrie]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Psaltopoulou]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Tzavara]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Sergentanis]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Ntanasis-Stathopoulos]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Bacopoulou]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Richardson]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Chrousos]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Tsolia]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Association between problematic internet use, socio-demographic variables and obesity among European adolescents]]></article-title>
<source><![CDATA[The European Journal of Public Health]]></source>
<year>2016</year>
<volume>26</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>617-22</page-range></nlm-citation>
</ref>
<ref id="B72">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Varo]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Murru]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Salagre]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Jiménez]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Solé]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Montejo]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Carvalho]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Stubbs]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Grande]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez-Arán]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Vieta]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Reinares]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Behavioral addictions in bipolar disorders: A systematic review]]></article-title>
<source><![CDATA[European Neuropsychopharmacology]]></source>
<year>2019</year>
<volume>29</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>76-97</page-range></nlm-citation>
</ref>
<ref id="B73">
<nlm-citation citation-type="book">
<collab>We are social</collab>
<source><![CDATA[Digital in 2019]]></source>
<year>2019</year>
<publisher-name><![CDATA[España]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B74">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yau]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Potenza]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[White]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic internet use, mental health and impulse control in an online survey of adults]]></article-title>
<source><![CDATA[Journal of Behavioral Addictions]]></source>
<year>2013</year>
<volume>2</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>72-81</page-range></nlm-citation>
</ref>
<ref id="B75">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zegarra]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Cuba]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Frecuencia de adicción a internet y desarrollo de habilidades sociales en adolescentes de una localidad urbana de Lima]]></article-title>
<source><![CDATA[Medwave]]></source>
<year>2017</year>
<volume>17</volume>
<numero>1</numero>
<issue>1</issue>
</nlm-citation>
</ref>
<ref id="B76">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zheng]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Wei]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Zhu]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Ning]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Internet use and its impact on individual physical health]]></article-title>
<source><![CDATA[IEEE Access]]></source>
<year>2016</year>
<volume>4</volume>
<page-range>5135-42</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
