<?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>1729-519X</journal-id>
<journal-title><![CDATA[Revista Habanera de Ciencias Médicas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev haban cienc méd]]></abbrev-journal-title>
<issn>1729-519X</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Ciencias Médicas de la Habana]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1729-519X2019000500817</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Adicción a internet y calidad de sueño en estudiantes de medicina de una Universidad peruana, 2016]]></article-title>
<article-title xml:lang="en"><![CDATA[Internet addiction and sleep quality in medical students from a Peruvian university, 2016]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vázquez-Chacón]]></surname>
<given-names><![CDATA[Mariclaudia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cabrejos-Llontop]]></surname>
<given-names><![CDATA[Sarai]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Yrigoin-Pérez]]></surname>
<given-names><![CDATA[Yamily]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Robles-Alfaro]]></surname>
<given-names><![CDATA[Ricardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Toro-Huamanchumo]]></surname>
<given-names><![CDATA[Carlos J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de San Martín de Porres Facultad de Medicina ]]></institution>
<addr-line><![CDATA[Chiclayo ]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Científica del Sur Facultad de Medicina ]]></institution>
<addr-line><![CDATA[Lima ]]></addr-line>
<country>Peru</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad San Ignacio de Loyola Unidad de Investigación para la Generación y Síntesis de Evidencias en Salud ]]></institution>
<addr-line><![CDATA[Lima ]]></addr-line>
<country>Peru</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2019</year>
</pub-date>
<volume>18</volume>
<numero>5</numero>
<fpage>817</fpage>
<lpage>830</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1729-519X2019000500817&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1729-519X2019000500817&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1729-519X2019000500817&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción: El internet se ha convertido en una herramienta prácticamente indispensable de la vida diaria. No obstante, existen casos en los que su uso excesivo empieza a generar cierta dependencia en los usuarios, y provoca así el trastorno conocido como adicción a internet.  Objetivo:  Evaluar la adicción a internet y la calidad de sueño en estudiantes de Medicina de una universidad peruana e identificar las variables relacionadas a su presencia.  Material y Métodos:  Estudio transversal analítico que incluyó alumnos de Ciencias Básicas de la Facultad de Medicina Humana escogidos mediante un muestreo estratificado aleatorio. Para la medición de las variables principales se usaron dos instrumentos, el Índice de Calidad de Sueño de Pittsburgh (PSQI) y el Test de Adicción a Internet (AI). Para evaluar la asociación entre las variables de estudio calculamos las razones de prevalencias crudas (RPc) y ajustadas (RPa), consideramos como significativo un valor p &lt; 0,05.  Resultados:  Se encuestó un total de 297 estudiantes. La media de edad fue 18,7 ± 1,7 años y el 55,6 % fue de sexo femenino. El porcentaje de mala calidad de sueño y adicción a internet fue de 72,4 % y 10,4 %, respectivamente. En el modelo ajustado encontramos que estar cursando el tercer año de la carrera fue un factor protector para la mala calidad de sueño (RPa: 0,59; IC 95 %: 0,36-0,97) y los factores asociados a padecerla fueron ser un usuario problemático (RPa: 1,51; IC 95 %: 1,01-2,23) o con adicción a internet (RPa: 1,71; IC 95 %: 1,01-2,90).  Conclusiones:  La adicción a internet y la mala calidad de sueño son problemas de salud mental frecuentes en los estudiantes de medicina y están relacionadas entre sí.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  The internet has become a practically indispensable tool of daily life. However, there are cases in which its inadequate use begins to generate some dependence on users, causing the disorder known as Internet addiction.  Objective:  To evaluate the association between internet addiction and sleep quality in medical students from a Peruvian university.  Material and Methods:  We conducted a cross-sectional analytical study in Basic Sciences medical students. We selected the participants using a random stratified sampling method. For the measurement of the main variables, two instruments were used: The Pittsburg Sleep Quality Index (PSQI) and the Internet Addiction Test (AI). To evaluate the association between the study variables, we calculated the crude (cPR) and adjusted prevalence ratios (aPR), considering a p value &lt;0.05 significant.  Results:  We surveyed a total of 297 medical students. The mean age was 18.7 ± 1.7 years and 55,6 % was female. The prevalence of poor sleep quality and Internet addiction was 72,4 % and 10,4 %, respectively. In the adjusted model we found that being in the third year of the medical studies was a protective factor for poor sleep quality (aPR: 0.59, 95 % CI: 0.36-0.97) and the factors associated with having this condition were being a problematic user (aPR: 1.51, 95 % CI: 1.01-2.23) or having Internet addiction (aPR: 1.71, 95 % CI: 1.01-2.90).  Conclusions:  We found an association between internet addiction and poor sleep quality in medical students. Higher Education Centers should conduct periodic psychometric evaluations and propose strategies and interventions for the mental health of their students.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Internet]]></kwd>
<kwd lng="es"><![CDATA[adicción]]></kwd>
<kwd lng="es"><![CDATA[sueño]]></kwd>
<kwd lng="es"><![CDATA[salud mental]]></kwd>
<kwd lng="es"><![CDATA[estudiantes de Medicina]]></kwd>
<kwd lng="es"><![CDATA[Perú]]></kwd>
<kwd lng="en"><![CDATA[Internet]]></kwd>
<kwd lng="en"><![CDATA[addiction]]></kwd>
<kwd lng="en"><![CDATA[sleep]]></kwd>
<kwd lng="en"><![CDATA[mental health]]></kwd>
<kwd lng="en"><![CDATA[medical students]]></kwd>
<kwd lng="en"><![CDATA[Peru]]></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[Velazco]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Agheneza]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Denecke]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Kirchner]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Eckmanns]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Social media and internet-based data in global systems for public health surveillance: a systematic review]]></article-title>
<source><![CDATA[Milbank Q]]></source>
<year>2014</year>
<volume>92</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>7-33</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[Sto&#353;i&#263;]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Sto&#353;i&#263;]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Perceptions of teachers regarding the implementation of the internet in education]]></article-title>
<source><![CDATA[Comput Hum Behav]]></source>
<year>2015</year>
<volume>53</volume>
<page-range>462-8</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[Mihajlov]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Vejmelka]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Internet Addiction: A Review of the First Twenty Years]]></article-title>
<source><![CDATA[Psychiatr Danub]]></source>
<year>2017</year>
<volume>29</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>260-72</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[Jorgenson]]></surname>
<given-names><![CDATA[AG]]></given-names>
</name>
<name>
<surname><![CDATA[Hsiao]]></surname>
<given-names><![CDATA[RC-J]]></given-names>
</name>
<name>
<surname><![CDATA[Yen]]></surname>
<given-names><![CDATA[C-F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Internet Addiction and Other Behavioral Addictions]]></article-title>
<source><![CDATA[Child Adolesc Psychiatr Clin N Am]]></source>
<year>2016</year>
<volume>25</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>509-20</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[Shao]]></surname>
<given-names><![CDATA[Y-J]]></given-names>
</name>
<name>
<surname><![CDATA[Zheng]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[Y-Q]]></given-names>
</name>
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Yao]]></surname>
<given-names><![CDATA[Y-S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Internet addiction detection rate among college students in the People&#8217;s Republic of China: a meta-analysis]]></article-title>
<source><![CDATA[Child Adolesc Psychiatry Ment Health]]></source>
<year>2018</year>
<volume>12</volume>
</nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kuss]]></surname>
<given-names><![CDATA[DJ]]></given-names>
</name>
<name>
<surname><![CDATA[López-Fernández]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Internet addiction and problematic Internet use: A systematic review of clinical research]]></article-title>
<source><![CDATA[World J Psychiatry]]></source>
<year>2016</year>
<volume>6</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>143-76</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ho]]></surname>
<given-names><![CDATA[RC]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[MW]]></given-names>
</name>
<name>
<surname><![CDATA[Tsang]]></surname>
<given-names><![CDATA[TY]]></given-names>
</name>
<name>
<surname><![CDATA[Toh]]></surname>
<given-names><![CDATA[AH]]></given-names>
</name>
<name>
<surname><![CDATA[Pan]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Lu]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The association between internet addiction and psychiatric co-morbidity: a meta-analysis]]></article-title>
<source><![CDATA[BMC Psychiatry]]></source>
<year>2014</year>
<volume>14</volume>
<page-range>183</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Starcevic]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Khazaal]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Relationships between Behavioural Addictions and Psychiatric Disorders: What Is Known and What Is Yet to Be Learned?]]></article-title>
<source><![CDATA[Front Psychiatry]]></source>
<year>2017</year>
<volume>8</volume>
</nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ghalichi]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Pournik]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Ghaffari]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Vingard]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sleep quality among health care workers]]></article-title>
<source><![CDATA[Arch Iran Med]]></source>
<year>2013</year>
<volume>16</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>100-3</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[Muñoz-Dueñas]]></surname>
<given-names><![CDATA[CR]]></given-names>
</name>
<name>
<surname><![CDATA[Burgos-Muñoz]]></surname>
<given-names><![CDATA[SJ]]></given-names>
</name>
<name>
<surname><![CDATA[Novoa-Sandoval]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Toro-Huamanchumo]]></surname>
<given-names><![CDATA[CJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Adicción a Internet: ¿cuál es la realidad en estudiantes de Medicina de Latinoamérica?]]></article-title>
<source><![CDATA[Educ Med]]></source>
<year>2017</year>
<volume>18</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>222-4</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[Machado-Duque]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
<name>
<surname><![CDATA[Echeverri Chabur]]></surname>
<given-names><![CDATA[JE]]></given-names>
</name>
<name>
<surname><![CDATA[Machado-Alba]]></surname>
<given-names><![CDATA[JE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Somnolencia diurna excesiva, mala calidad del sueño y bajo rendimiento académico en estudiantes de Medicina]]></article-title>
<source><![CDATA[Rev Colomb Psiquiatr]]></source>
<year>2015</year>
<volume>44</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>137-42</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[Siddiqui]]></surname>
<given-names><![CDATA[AF]]></given-names>
</name>
<name>
<surname><![CDATA[Al-Musa]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Al-Amri]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Al-Qahtani]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Al-Shahrani]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Al-Qahtani]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sleep Patterns and Predictors of Poor Sleep Quality among Medical Students in King Khalid University, Saudi Arabia]]></article-title>
<source><![CDATA[Malays J Med Sci]]></source>
<year>2016</year>
<volume>23</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>94-102</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tan]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Lu]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Exploring Associations between Problematic Internet Use, Depressive Symptoms and Sleep Disturbance among Southern Chinese Adolescents]]></article-title>
<source><![CDATA[Int J Environ Res Public Health]]></source>
<year>2016</year>
<volume>13</volume>
<numero>3</numero>
<issue>3</issue>
</nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mohammadbeigi]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Absari]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Valizadeh]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Saadati]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Sharifimoghadam]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Ahmadi]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sleep Quality in Medical Students; the Impact of Over-Use of Mobile Cell-Phone and Social Networks]]></article-title>
<source><![CDATA[J Res Health Sci]]></source>
<year>2016</year>
<volume>16</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>46-50</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Younes]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Halawi]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Jabbour]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[El Osta]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Karam]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Hajj]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Internet Addiction and Relationships with Insomnia, Anxiety, Depression, Stress and Self-Esteem in University Students: A Cross-Sectional Designed Study]]></article-title>
<source><![CDATA[PloS One]]></source>
<year>2016</year>
<volume>11</volume>
<numero>9</numero>
<issue>9</issue>
</nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wolniczak]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Cáceres-Del Águila]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[Palma-Ardiles]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Arroyo]]></surname>
<given-names><![CDATA[KJ]]></given-names>
</name>
<name>
<surname><![CDATA[Solís-Visscher]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Paredes-Yauri]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Association between Facebook dependence and poor sleep quality: a study in a sample of undergraduate students in Peru]]></article-title>
<source><![CDATA[PloS One]]></source>
<year>2013</year>
<volume>8</volume>
<numero>3</numero>
<issue>3</issue>
</nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Young]]></surname>
<given-names><![CDATA[KS]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Internet Addiction: The Emergence of a New Clinical Disorder]]></article-title>
<source><![CDATA[Cyberpsychol Behav]]></source>
<year>1998</year>
<volume>1</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>237-44</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[Berner]]></surname>
<given-names><![CDATA[JE]]></given-names>
</name>
<name>
<surname><![CDATA[Santander]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Contreras]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Description of internet addiction among Chilean medical students: a cross-sectional study]]></article-title>
<source><![CDATA[Acad Psychiatry]]></source>
<year>2014</year>
<volume>38</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>11-4</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[Puerta-Cortés]]></surname>
<given-names><![CDATA[DX]]></given-names>
</name>
<name>
<surname><![CDATA[Carbonell]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic Internet use in a sample of Colombian university students]]></article-title>
<source><![CDATA[Av En Psicol Latinoam]]></source>
<year>2013</year>
<volume>31</volume>
<numero>3</numero>
<issue>3</issue>
</nlm-citation>
</ref>
<ref id="B20">
<label>20</label><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[Molina]]></surname>
<given-names><![CDATA[AJ]]></given-names>
</name>
<name>
<surname><![CDATA[García-Martín]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Llorca]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Delgado-Rodríguez]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Martín]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Validation and psychometric analysis of the Internet Addiction Test in Spanish among college students]]></article-title>
<source><![CDATA[BMC Public Health]]></source>
<year>2015</year>
<volume>15</volume>
</nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fatehi]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Monajemi]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Sadeghi]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Mojtahedzadeh]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Mirzazadeh]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Quality of Life in Medical Students With Internet Addiction]]></article-title>
<source><![CDATA[Acta Med Iran]]></source>
<year>2016</year>
<volume>54</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>662-6</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[Buysse]]></surname>
<given-names><![CDATA[DJ]]></given-names>
</name>
<name>
<surname><![CDATA[Reynolds]]></surname>
<given-names><![CDATA[CF]]></given-names>
</name>
<name>
<surname><![CDATA[Monk]]></surname>
<given-names><![CDATA[TH]]></given-names>
</name>
<name>
<surname><![CDATA[Berman]]></surname>
<given-names><![CDATA[SR]]></given-names>
</name>
<name>
<surname><![CDATA[Kupfer]]></surname>
<given-names><![CDATA[DJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The Pittsburgh Sleep Quality Index: a new instrument for psychiatric practice and research]]></article-title>
<source><![CDATA[Psychiatry Res]]></source>
<year>1989</year>
<volume>28</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>193-213</page-range></nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Escobar-Córdoba]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Eslava-Schmalbach]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Validación colombiana del índice de calidad de sueño de Pittsburgh]]></article-title>
<source><![CDATA[Rev Neurol]]></source>
<year>2005</year>
<volume>40</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>150-5</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[Jiménez-Genchi]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Monteverde-Maldonado]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Nenclares-Portocarrero]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Esquivel-Adame]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Vega-Pacheco]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Confiabilidad y análisis factorial de la versión en español del índice de calidad de sueño de Pittsburgh en pacientes psiquiátricos]]></article-title>
<source><![CDATA[Gac Med Mex]]></source>
<year>2008</year>
<volume>144</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>491-6</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[Hita-Contreras]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez-López]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Latorre-Román]]></surname>
<given-names><![CDATA[PA]]></given-names>
</name>
<name>
<surname><![CDATA[Garrido]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Santos]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez-Amat]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Reliability and validity of the Spanish version of the Pittsburgh Sleep Quality Index (PSQI) in patients with fibromyalgia]]></article-title>
<source><![CDATA[Rheumatol Int]]></source>
<year>2014</year>
<volume>34</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>929-36</page-range></nlm-citation>
</ref>
<ref id="B26">
<label>26</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Granados-Carrasco]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Bartra-Aguinaga]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Bendezú-Barnuevo]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Huamanchumo-Merino]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Hurtado-Noblecilla]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Jiménez-Flores]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Calidad del sueño en una Facultad de Medicina de Lambayeque]]></article-title>
<source><![CDATA[An Fac Med]]></source>
<year>2013</year>
<volume>74</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>311-4</page-range></nlm-citation>
</ref>
<ref id="B27">
<label>27</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Araújo]]></surname>
<given-names><![CDATA[MFM de]]></given-names>
</name>
<name>
<surname><![CDATA[Lima]]></surname>
<given-names><![CDATA[ACS]]></given-names>
</name>
<name>
<surname><![CDATA[Alencar]]></surname>
<given-names><![CDATA[AMPG]]></given-names>
</name>
<name>
<surname><![CDATA[Araújo]]></surname>
<given-names><![CDATA[TM de]]></given-names>
</name>
<name>
<surname><![CDATA[Fragoaso]]></surname>
<given-names><![CDATA[LVC]]></given-names>
</name>
<name>
<surname><![CDATA[Damasceno]]></surname>
<given-names><![CDATA[MMC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sleep quality assessment in college students from Fortaleza-CE]]></article-title>
<source><![CDATA[Texto Contexto-Enferm]]></source>
<year>2013</year>
<volume>22</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>352-60</page-range></nlm-citation>
</ref>
<ref id="B28">
<label>28</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tao]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Wu]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Tong]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Tao]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effects of Sleep Quality on the Association between Problematic Mobile Phone Use and Mental Health Symptoms in Chinese College Students]]></article-title>
<source><![CDATA[Int J Environ Res Public Health]]></source>
<year>2017</year>
<volume>14</volume>
<numero>2</numero>
<issue>2</issue>
</nlm-citation>
</ref>
<ref id="B29">
<label>29</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gelaye]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Lohsoonthorn]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Lertmeharit]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Pensuksan]]></surname>
<given-names><![CDATA[WC]]></given-names>
</name>
<name>
<surname><![CDATA[Sanchez]]></surname>
<given-names><![CDATA[SE]]></given-names>
</name>
<name>
<surname><![CDATA[Lemma]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Construct validity and factor structure of the pittsburgh sleep quality index and epworth sleepiness scale in a multi-national study of African, South East Asian and South American college students]]></article-title>
<source><![CDATA[PloS One]]></source>
<year>2014</year>
<volume>9</volume>
<numero>12</numero>
<issue>12</issue>
</nlm-citation>
</ref>
<ref id="B30">
<label>30</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dinis]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Bragança]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Quality of Sleep and Depression in College Students: A Systematic Review]]></article-title>
<source><![CDATA[Sleep Sci Sao Paulo Braz]]></source>
<year>2018</year>
<volume>11</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>290-301</page-range></nlm-citation>
</ref>
<ref id="B31">
<label>31</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Brick]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
<name>
<surname><![CDATA[Seely]]></surname>
<given-names><![CDATA[DL]]></given-names>
</name>
<name>
<surname><![CDATA[Palermo]]></surname>
<given-names><![CDATA[TM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Association between sleep hygiene and sleep quality in medical students]]></article-title>
<source><![CDATA[Behav Sleep Med]]></source>
<year>2010</year>
<volume>8</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>113-21</page-range></nlm-citation>
</ref>
<ref id="B32">
<label>32</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Corrêa C de]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Oliveira]]></surname>
<given-names><![CDATA[FK de]]></given-names>
</name>
<name>
<surname><![CDATA[Pizzamiglio]]></surname>
<given-names><![CDATA[DS]]></given-names>
</name>
<name>
<surname><![CDATA[Ortolan]]></surname>
<given-names><![CDATA[EVP]]></given-names>
</name>
<name>
<surname><![CDATA[Weber]]></surname>
<given-names><![CDATA[SAT]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sleep quality in medical students: a comparison across the various phases of the medical course]]></article-title>
<source><![CDATA[J Bras Pneumol]]></source>
<year>2017</year>
<volume>43</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>285-9</page-range></nlm-citation>
</ref>
<ref id="B33">
<label>33</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Almojali]]></surname>
<given-names><![CDATA[AI]]></given-names>
</name>
<name>
<surname><![CDATA[Almalki]]></surname>
<given-names><![CDATA[SA]]></given-names>
</name>
<name>
<surname><![CDATA[Alothman]]></surname>
<given-names><![CDATA[AS]]></given-names>
</name>
<name>
<surname><![CDATA[Masuadi]]></surname>
<given-names><![CDATA[EM]]></given-names>
</name>
<name>
<surname><![CDATA[Alaqeel]]></surname>
<given-names><![CDATA[MK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The prevalence and association of stress with sleep quality among medical students]]></article-title>
<source><![CDATA[J Epidemiol Glob Health]]></source>
<year>2017</year>
<volume>7</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>169-74</page-range></nlm-citation>
</ref>
<ref id="B34">
<label>34</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Maheshwari]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Shaukat]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Impact of Poor Sleep Quality on the Academic Performance of Medical Students]]></article-title>
<source><![CDATA[Cureus]]></source>
<year>2019</year>
<volume>11</volume>
<numero>4</numero>
<issue>4</issue>
</nlm-citation>
</ref>
<ref id="B35">
<label>35</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Castro-Mollo]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Celis-Velázquez]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Medina-Pfluker]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Uso de internet y niveles de dependencia entre estudiantes de medicina humana]]></article-title>
<source><![CDATA[Horiz Med]]></source>
<year>2012</year>
<volume>12</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>27-34</page-range></nlm-citation>
</ref>
<ref id="B36">
<label>36</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chaudhari]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Menon]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Saldanha]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Tewari]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Bhattacharya]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Internet addiction and its determinants among medical students]]></article-title>
<source><![CDATA[Ind Psychiatry J]]></source>
<year>2015</year>
<volume>24</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>158-62</page-range></nlm-citation>
</ref>
<ref id="B37">
<label>37</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Balhara]]></surname>
<given-names><![CDATA[YPS]]></given-names>
</name>
<name>
<surname><![CDATA[Gupta]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Atilola]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Knez]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Mohorovi&#263;]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Gajdhar]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Problematic Internet Use and Its Correlates Among Students from Three Medical Schools Across Three Countries]]></article-title>
<source><![CDATA[Acad Psychiatry]]></source>
<year>2015</year>
<volume>39</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>634-8</page-range></nlm-citation>
</ref>
<ref id="B38">
<label>38</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Tsimtsiou]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Haidich]]></surname>
<given-names><![CDATA[A-B]]></given-names>
</name>
<name>
<surname><![CDATA[Spachos]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Kokkali]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Bamidis]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Dardavesis]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Internet addiction in Greek medical students: an online survey]]></article-title>
<source><![CDATA[Acad Psychiatry]]></source>
<year>2015</year>
<volume>39</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>300-4</page-range></nlm-citation>
</ref>
<ref id="B39">
<label>39</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Capetillo-Ventura]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Juárez-Treviño]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Internet addiction in university medical students]]></article-title>
<source><![CDATA[Med Univ]]></source>
<year>2015</year>
<volume>17</volume>
<numero>67</numero>
<issue>67</issue>
<page-range>88-93</page-range></nlm-citation>
</ref>
<ref id="B40">
<label>40</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Salehi]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Norozi Khalili]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Hojjat]]></surname>
<given-names><![CDATA[SK]]></given-names>
</name>
<name>
<surname><![CDATA[Salehi]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Danesh]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prevalence of internet addiction and associated factors among medical students from mashhad, iran in 2013]]></article-title>
<source><![CDATA[Iran Red Crescent Med J]]></source>
<year>2014</year>
<volume>16</volume>
<numero>5</numero>
<issue>5</issue>
</nlm-citation>
</ref>
<ref id="B41">
<label>41</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Grandner]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Kripke]]></surname>
<given-names><![CDATA[DF]]></given-names>
</name>
<name>
<surname><![CDATA[Yoon]]></surname>
<given-names><![CDATA[I-Y]]></given-names>
</name>
<name>
<surname><![CDATA[Youngstedt]]></surname>
<given-names><![CDATA[SD]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Criterion validity of the Pittsburgh Sleep Quality Index: Investigation in a non-clinical sample]]></article-title>
<source><![CDATA[Sleep Biol Rhythms]]></source>
<year>2006</year>
<volume>4</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>129-39</page-range></nlm-citation>
</ref>
<ref id="B42">
<label>42</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Canan]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Yildirim]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Sinani]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Ozturk]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Ustunel]]></surname>
<given-names><![CDATA[TY]]></given-names>
</name>
<name>
<surname><![CDATA[Ataoglu]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Internet addiction and sleep disturbance symptoms among Turkish high school students]]></article-title>
<source><![CDATA[Sleep Biol Rhythms]]></source>
<year>2013</year>
<volume>11</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>210-3</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
