<?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>0188-6266</journal-id>
<journal-title><![CDATA[Acta universitaria]]></journal-title>
<abbrev-journal-title><![CDATA[Acta univ]]></abbrev-journal-title>
<issn>0188-6266</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Guanajuato, Dirección de Investigación y Posgrado]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0188-62662019000100141</article-id>
<article-id pub-id-type="doi">10.15174/au.2019.1992</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Fluorosis dental en una muestra de adolescentes del estado de Coahuila, México]]></article-title>
<article-title xml:lang="en"><![CDATA[Dental fluorosis in a sample of adolescents from the state of Coahuila, Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Estrada Valenzuela]]></surname>
<given-names><![CDATA[Cristian Mayela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Llodra Calvo]]></surname>
<given-names><![CDATA[Juan Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Coahuila Facultad de Odontología ]]></institution>
<addr-line><![CDATA[Torreón ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Granada Facultad de Odontología ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2019</year>
</pub-date>
<volume>29</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0188-62662019000100141&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0188-62662019000100141&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0188-62662019000100141&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La fluorosis dental es una patología de la que se tiene poca información en cuanto a su prevalencia en el estado de Coahuila, México. La finalidad de este estudio descriptivo con temporalidad transversal es identificar la prevalencia y severidad de fluorosis dental en adolescentes de 12 y 15 años. Se aplicó un cuestionario e inspección del sextante anterior superior en 1205 adolescentes mediante el índice de Dean modificado y el índice comunitario de fluorosis. La prevalencia de fluorosis calculada fue de 53%. Según el grado de severidad, el código más prevalente fue muy leve. El índice comunitario de fluorosis fue de 0.602, valor que indica cercanía a un problema de salud pública. Se sugiere realizar una investigación en los pozos de agua en las comunidades involucradas para evitar un problema de salud pública.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Dental fluorosis is a pathology for which little information about its prevalence in the state of Coahuila, Mexico is available. The aim of this descriptive study with transverse temporality is to identify the dental fluorosis prevalence and severity on adolescents aged 12 and 15 years. A questionnaire, a modified Dean&#8217;s fluorosis index, and a community&#8217;s fluorosis index were used to examine the upper anterior sextant of 1205 adolescents. The total prevalence of fluorosis for Coahuila was calculated in 53%. According to the severity index, the most prevalent code was very mild. The community&#8217;s fluorosis index was 0.602, this value indicates closeness to a public health problem. It is suggested to investigate water wells of the involved communities, in order to avoid a public health issue.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Fluorosis dental]]></kwd>
<kwd lng="es"><![CDATA[flúor]]></kwd>
<kwd lng="es"><![CDATA[adolescentes]]></kwd>
<kwd lng="es"><![CDATA[índice de Dean]]></kwd>
<kwd lng="en"><![CDATA[Dental fluorosis]]></kwd>
<kwd lng="en"><![CDATA[fluor]]></kwd>
<kwd lng="en"><![CDATA[adolescents]]></kwd>
<kwd lng="en"><![CDATA[Dean index]]></kwd>
</kwd-group>
</article-meta>
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