<?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>1665-1146</journal-id>
<journal-title><![CDATA[Boletín médico del Hospital Infantil de México]]></journal-title>
<abbrev-journal-title><![CDATA[Bol. Med. Hosp. Infant. Mex.]]></abbrev-journal-title>
<issn>1665-1146</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Salud, Hospital Infantil de México Federico Gómez]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1665-11462021000300216</article-id>
<article-id pub-id-type="doi">10.24875/bmhim.20000140</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[How the COVID-19 contingency affects children]]></article-title>
<article-title xml:lang="es"><![CDATA[Cómo afecta a los niños la contingencia por COVID-19]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Reséndiz-Aparicio]]></surname>
<given-names><![CDATA[J. Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Psiquiátrico Infantil Dr. Juan N. Navarro Departamento de Neurología Pediátrica ]]></institution>
<addr-line><![CDATA[Mexico City ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Nacional de Neurología y Neurocirugía Manuel Velasco Suárez Oficina del Programa Prioritario de Epilepsia ]]></institution>
<addr-line><![CDATA[Mexico City ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<volume>78</volume>
<numero>3</numero>
<fpage>216</fpage>
<lpage>224</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1665-11462021000300216&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1665-11462021000300216&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1665-11462021000300216&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background: Due to the pandemic, children are undergoing many changes in their daily lives.  Methods: We analyzed how parents perceive the effects of the contingency on their children through an online survey shared by digital media for 7 days.  Results: We obtained 4000 responses. The most frequent difficulty of the children was online homeschooling (30.4%), followed by sleeping disorders (20.3%). The use of screens increased 30-80% in over 65% of children. Tantrum was detected in 34% and mood swings in 30% of children. The majority of parents (77.8%) considered that distance education does not guarantee children’s education and that the level of learning acquired through online classes is not the same as that of face-to-face education (83.5%). In contrast, 70.6% of parents considered that it is not yet time to reopen schools, 78.8% believed that there is sufficient evidence to keep them closed, and 45% indicated that it is better not to return to campus this year. Regarding activities to improve mental health during the contingency, 51.3% have created home games, and 23.6% perform physical activity. However, 74.4% do not have the peace of mind to restart daily life. Among the positive aspects of the contingency, adaptability (35%) and family union (33.5%) were reported.  Conclusions: Health professionals in contact with children must be prepared for the problems that this contingency is generating and sensitize parents to observe their children and seek professional help on any alarm data on the emotional or behavioral state of the child.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: Debido a la pandemia, la población infantil ha experimentado cambios en varios aspectos de su vida cotidiana.  Métodos: Se analizó la percepción de los padres con respecto a los efectos de la contingencia en sus hijos a través de una encuesta en línea compartida por medios digitales durante 7 días.  Resultados: Se obtuvieron 4000 respuestas. La dificultad más frecuente a la que se enfrentan los niños en la pandemia son las clases en línea en casa (30.4%), seguida de problemas para dormir (20.3%). Se identificó un incremento en el uso de pantallas del 30-80% en más del 65% de los niños. Se detectaron berrinches en el 34% y cambios de humor en el 30% de los niños. La mayoría de los padres (77.8%) consideraron que la educación a distancia no garantiza la educación de los niños, y que el nivel de aprendizaje de las clases en línea no es igual que el de las clases presenciales (83.5%). Por otro lado, el 70.6% de los padres opinaron que no es momento para abrir los colegios, el 78.8% indicaron que existe evidencia para mantenerlos cerrados y el 45% consideraron que es mejor no regresar este año al plantel. En cuanto a actividades para mejorar la salud mental en la contingencia, el 51.3% han creado juegos en casa y el 23.6% realizan actividad física. Sin embargo, el 74.4% no tienen tranquilidad para reiniciar su vida cotidiana. Dentro de las cosas positivas de la contingencia, se reportó adaptabilidad (35%) y unión familiar (33.5%).  Conclusiones: Los profesionales de la salud en contacto con niños deben estar preparados para los problemas generados por esta contingencia y sensibilizar a los padres para observar a sus hijos y solicitar ayuda si detectan datos de alarma del estado emocional o conductual del niño.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Coronavirus disease 2019]]></kwd>
<kwd lng="en"><![CDATA[Contingency]]></kwd>
<kwd lng="en"><![CDATA[Children]]></kwd>
<kwd lng="en"><![CDATA[Survey]]></kwd>
<kwd lng="es"><![CDATA[COVID-19]]></kwd>
<kwd lng="es"><![CDATA[Contingencia]]></kwd>
<kwd lng="es"><![CDATA[Niños]]></kwd>
<kwd lng="es"><![CDATA[Encuesta]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Woo]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Lau]]></surname>
<given-names><![CDATA[SK]]></given-names>
</name>
<name>
<surname><![CDATA[Lam]]></surname>
<given-names><![CDATA[CS]]></given-names>
</name>
<name>
<surname><![CDATA[Lau]]></surname>
<given-names><![CDATA[CC]]></given-names>
</name>
<name>
<surname><![CDATA[Tsang]]></surname>
<given-names><![CDATA[AK]]></given-names>
</name>
<name>
<surname><![CDATA[Lau]]></surname>
<given-names><![CDATA[JH]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Discovery of seven novel mammalian and avian coronaviruses in the genus Deltacoronavirus supports bat coronaviruses as the gene source of Alphacoronavirus and Betacoronavirus and avian coronaviruses as the gene source of Gammacoronavirus and Deltacoronavirus]]></article-title>
<source><![CDATA[J Virol]]></source>
<year>2012</year>
<volume>86</volume>
<page-range>3995-4008</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wu]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[McGoogan]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Characteristics of and important lessons from the coronavirus disease 2019 (COVID-19) outbreak in China:summary of a report of 72 314 cases from the Chinese center for disease control and prevention]]></article-title>
<source><![CDATA[JAMA]]></source>
<year>2020</year>
<volume>323</volume>
<page-range>1239-42</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sinha]]></surname>
<given-names><![CDATA[IP]]></given-names>
</name>
<name>
<surname><![CDATA[Harwood]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Semple]]></surname>
<given-names><![CDATA[MG]]></given-names>
</name>
<name>
<surname><![CDATA[Hawcutt]]></surname>
<given-names><![CDATA[DB]]></given-names>
</name>
<name>
<surname><![CDATA[Thursfield]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Narayan]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[COVID-19 infection in children]]></article-title>
<source><![CDATA[Lancet Resp Med]]></source>
<year>2020</year>
<volume>8</volume>
<page-range>446-7</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mao]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Jin]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Hu]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[He]]></surname>
<given-names><![CDATA[Q]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Neurological manifestations of hospitalized patients with COVID-19 in Wuhan, China]]></article-title>
<source><![CDATA[JAMA Neurol]]></source>
<year>2020</year>
<volume>77</volume>
<page-range>683-90</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ludvigsson]]></surname>
<given-names><![CDATA[JF]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Systematic review of COVID-19 in children shows milder cases and a better prognosis than adults]]></article-title>
<source><![CDATA[Acta Pediatr]]></source>
<year>2020</year>
<volume>109</volume>
<page-range>1088-95</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="book">
<collab>American Psychiatric Association. DSM-5</collab>
<source><![CDATA[Manual Diagnóstico y Estadístico de Los Trastornos Mentales]]></source>
<year>2018</year>
<publisher-loc><![CDATA[Madrid ]]></publisher-loc>
<publisher-name><![CDATA[Editorial Médica Panamericana]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ahuja]]></surname>
<given-names><![CDATA[JR]]></given-names>
</name>
<name>
<surname><![CDATA[Aparicio]]></surname>
<given-names><![CDATA[JC]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández]]></surname>
<given-names><![CDATA[EI]]></given-names>
</name>
<name>
<surname><![CDATA[Flores]]></surname>
<given-names><![CDATA[RE]]></given-names>
</name>
</person-group>
<source><![CDATA[Manual de Intervención en Salud Mental en Situaciones de Desastre 2018]]></source>
<year>2018</year>
<publisher-loc><![CDATA[Mexico City ]]></publisher-loc>
<publisher-name><![CDATA[Gobierno de México]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schleider]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Lebowitz]]></surname>
<given-names><![CDATA[ER]]></given-names>
</name>
<name>
<surname><![CDATA[Silverman]]></surname>
<given-names><![CDATA[WK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Anxiety sensitivity moderates the relation between family accommodation and anxiety symptom severity in clinically anxious children]]></article-title>
<source><![CDATA[Child Psychiatry Hum Dev]]></source>
<year>2018</year>
<volume>49</volume>
<page-range>187-96</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Abend]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[de Voogd]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Salemink]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Wiers]]></surname>
<given-names><![CDATA[RW]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[EK]]></given-names>
</name>
<name>
<surname><![CDATA[Fitzgerald]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Association between attention bias to threat and anxiety symptoms in children and adolescents]]></article-title>
<source><![CDATA[Depress Anxiety]]></source>
<year>2018</year>
<volume>35</volume>
<page-range>229-38</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Combs]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Goodwin]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Quan]]></surname>
<given-names><![CDATA[SF]]></given-names>
</name>
<name>
<surname><![CDATA[Morgan]]></surname>
<given-names><![CDATA[WJ]]></given-names>
</name>
<name>
<surname><![CDATA[Shetty]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Parthasarathy]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Insomnia, health-related quality of life and health outcomes in children:a seven-year longitudinal cohort]]></article-title>
<source><![CDATA[Sci Rep]]></source>
<year>2016</year>
<volume>6</volume>
<page-range>27921</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Calhoun]]></surname>
<given-names><![CDATA[SL]]></given-names>
</name>
<name>
<surname><![CDATA[Fernandez-Mendoza]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Vgontzas]]></surname>
<given-names><![CDATA[AN]]></given-names>
</name>
<name>
<surname><![CDATA[Mayes]]></surname>
<given-names><![CDATA[Sd]]></given-names>
</name>
<name>
<surname><![CDATA[Liao]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Bixler]]></surname>
<given-names><![CDATA[EO]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Behavioral profiles associated with objective sleep duration in young children with insomnia symptoms]]></article-title>
<source><![CDATA[J Abnorm Child Psychol]]></source>
<year>2017</year>
<volume>45</volume>
<page-range>337-44</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Weinberg]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Stevens]]></surname>
<given-names><![CDATA[GW]]></given-names>
</name>
<name>
<surname><![CDATA[Finkenauer]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Brunekreef]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Smit]]></surname>
<given-names><![CDATA[HA]]></given-names>
</name>
<name>
<surname><![CDATA[Wijga]]></surname>
<given-names><![CDATA[AH]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The pathways from parental and neighborhood socioeconomic status to adolescent educational attainment:an examination of the role of cognitive ability, teacher assessment, and educational expectations]]></article-title>
<source><![CDATA[PLoS One]]></source>
<year>2019</year>
<volume>14</volume>
</nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lehmann]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Responding to COVID19:what is happening for our vulnerable children and young people?]]></article-title>
<source><![CDATA[Children Australia]]></source>
<year>2020</year>
<volume>45</volume>
<page-range>88-90</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="book">
<collab>Patricia Núñez. Hablando Sobre el Coronavirus-19 con los Niños y Niñas Más Pequeños. Guía Para Hablar Sobre el Coronavirus de Manera Sencilla</collab>
<source><![CDATA[Clara y Tranquilizadora]]></source>
<year>2020</year>
<publisher-loc><![CDATA[Panama ]]></publisher-loc>
<publisher-name><![CDATA[Fondo de las Naciones Unidas para la Infancia (UNICEF)]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sigman]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Screen dependency disorders:a new challenge for child neurology]]></article-title>
<source><![CDATA[J Int Child Neurol Assoc]]></source>
<year>2017</year>
<volume>17</volume>
<page-range>119</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schuch]]></surname>
<given-names><![CDATA[FB]]></given-names>
</name>
<name>
<surname><![CDATA[Vancampfort]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Firth]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Rosenbaum]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Ward]]></surname>
<given-names><![CDATA[PB]]></given-names>
</name>
<name>
<surname><![CDATA[Silva]]></surname>
<given-names><![CDATA[SE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Physical activity and incident depression:a meta-analysis of prospective cohort studies]]></article-title>
<source><![CDATA[Am J Psychiatry]]></source>
<year>2018</year>
<volume>175</volume>
<page-range>631-48</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Álvarez-Icaza]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Medina-Mora]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Impacto de los sismos de septiembre de 2017 en la salud mental de la población y acciones recomendadas]]></article-title>
<source><![CDATA[Salud Publica Mex]]></source>
<year>2018</year>
<volume>60</volume>
<page-range>52-8</page-range></nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bryant]]></surname>
<given-names><![CDATA[RA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Acute stress disorder]]></article-title>
<source><![CDATA[Curr Opin Psychol]]></source>
<year>2017</year>
<volume>14</volume>
<page-range>127-31</page-range></nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vega]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Ollinger]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Zimerman]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Figueroa]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Gutiérrez]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[La representación infantil de los sismos]]></article-title>
<source><![CDATA[Salud Ment]]></source>
<year>1987</year>
<volume>10</volume>
<page-range>66-71</page-range></nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cárdenas]]></surname>
<given-names><![CDATA[EM]]></given-names>
</name>
<name>
<surname><![CDATA[Feria]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Palacios]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[de la Peña]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Berenzon]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[del Bosque]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Alfaro]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Medina]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
</person-group>
<source><![CDATA[Guía Clínica para los Trastornos de Ansiedad en Niños y Adolescentes]]></source>
<year>2010</year>
<publisher-loc><![CDATA[Mexico ]]></publisher-loc>
<publisher-name><![CDATA[Instituto Nacional de Psiquiatría Ramón de la Fuente]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Birmaher]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Brent]]></surname>
<given-names><![CDATA[DA]]></given-names>
</name>
<name>
<surname><![CDATA[Chiappeta]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Bridge]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Monga]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Baugher]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Psychometric properties of the screen for child anxiety-related emotional disorders (SCARED):a replication study]]></article-title>
<source><![CDATA[J Am Acad Child Adolesc Psychiatry]]></source>
<year>1999</year>
<volume>38</volume>
<page-range>1230-6</page-range></nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kalmbach]]></surname>
<given-names><![CDATA[DA]]></given-names>
</name>
<name>
<surname><![CDATA[Anderson]]></surname>
<given-names><![CDATA[JR]]></given-names>
</name>
<name>
<surname><![CDATA[Drake]]></surname>
<given-names><![CDATA[CL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The impact of stress on sleep:pathogenic sleep reactivity as a vulnerability to insomnia and circadian disorders]]></article-title>
<source><![CDATA[J Sleep Res]]></source>
<year>2018</year>
<volume>27</volume>
</nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Paulus]]></surname>
<given-names><![CDATA[FW]]></given-names>
</name>
<name>
<surname><![CDATA[Ohmann]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Von Gontard]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Popow]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Internet gaming disorder in children and adolescents:a systematic review]]></article-title>
<source><![CDATA[Dev Med Child Neurol]]></source>
<year>2018</year>
<volume>60</volume>
<page-range>645-59</page-range></nlm-citation>
</ref>
<ref id="B24">
<label>24</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Orozco]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Borges]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Benjet]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Medina-Mora]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
<name>
<surname><![CDATA[López-Carrillo]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Traumatic life events and posttraumatic stress disorder among Mexican adolescents:results from a survey]]></article-title>
<source><![CDATA[Salud Publica Mex]]></source>
<year>2008</year>
<volume>50</volume>
<page-range>S29-37</page-range></nlm-citation>
</ref>
<ref id="B25">
<label>25</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sarmiento-Hernández]]></surname>
<given-names><![CDATA[EI]]></given-names>
</name>
<name>
<surname><![CDATA[Ulloa-Flores]]></surname>
<given-names><![CDATA[RE]]></given-names>
</name>
<name>
<surname><![CDATA[Ávila-Rodríguez]]></surname>
<given-names><![CDATA[VM]]></given-names>
</name>
<name>
<surname><![CDATA[Ramírez-Ahuja]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Velázquez-López]]></surname>
<given-names><![CDATA[VM]]></given-names>
</name>
<name>
<surname><![CDATA[Reséndiz-Aparicio]]></surname>
<given-names><![CDATA[JC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Intervención del hospital psiquiátrico infantil Dr. Juan N Navarro tras el sismo del 19 de septiembre de 2017]]></article-title>
<source><![CDATA[Salud Publica Mex]]></source>
<year>2019</year>
<volume>61</volume>
<page-range>551-2</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
