<?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>0034-7450</journal-id>
<journal-title><![CDATA[Revista Colombiana de Psiquiatría]]></journal-title>
<abbrev-journal-title><![CDATA[rev.colomb.psiquiatr.]]></abbrev-journal-title>
<issn>0034-7450</issn>
<publisher>
<publisher-name><![CDATA[Asociacion Colombiana de Psiquiatria.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-74502017000400222</article-id>
<article-id pub-id-type="doi">10.1016/j.rcp.2016.08.006</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Estudio de variantes de los genes BDNF, COMT, DAT1 y SERT en niños colombianos con déficit de atención]]></article-title>
<article-title xml:lang="en"><![CDATA[Study of genetic variants in the BDNF, COMT, DAT1 and SERT genes in Colombian children with attention deficit disorder]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortega-Rojas]]></surname>
<given-names><![CDATA[Jenny]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arboleda-Bustos]]></surname>
<given-names><![CDATA[Carlos E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Morales]]></surname>
<given-names><![CDATA[Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
<xref ref-type="aff" rid="A a"/>
<xref ref-type="aff" rid="A3"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Benítez]]></surname>
<given-names><![CDATA[Bruno A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Beltrán]]></surname>
<given-names><![CDATA[Diana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Izquierdo]]></surname>
<given-names><![CDATA[Álvaro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arboleda]]></surname>
<given-names><![CDATA[Humberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vásquez]]></surname>
<given-names><![CDATA[Rafael]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional de Colombia Facultad de Medicina ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional de Colombia Instituto de Genética ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,University of Alberta Department of Pharmacology ]]></institution>
<addr-line><![CDATA[Alberta ]]></addr-line>
<country>Canada</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Washington University School of Medicine Department of Medicine ]]></institution>
<addr-line><![CDATA[St. Louis, Missouri ]]></addr-line>
<country>Estados Unidos</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad Nacional de Colombia Facultad de Medicina Departamento de Psiquiatría]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Universidad Nacional de Colombia Facultad de Mediana Departamento de Pediatría]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2017</year>
</pub-date>
<volume>46</volume>
<numero>4</numero>
<fpage>222</fpage>
<lpage>228</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0034-74502017000400222&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0034-74502017000400222&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0034-74502017000400222&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción:  El trastorno por déficit de atención e hiperactividad (TDAH) es una perturbación con elevada prevalencia en población infantil de Bogotá. Entre las causas de este trastorno se encuentran factores genéticos y ambientales, pero pocos estudios han tratado de abordar el componente genético en población colombiana.  Objetivos:  Realizar un estudio de asociación genética entre diferentes polimorfismos y el TDAH en la población de Bogotá.  Métodos:  Múltiples polimorfismos de los genes DAT1, SERT, COMT y BDNF fueron genotipificados empleando las técnicas de PCR convencional y RFLP en 97 tríos de Bogotá. El test de desequilibrio de trasmisión (TDT) se empleó para determinar la asociación entre las diferentes variantes y el TDAH.  Resultados:  El análisis de TDT no identificó una transmisión preferencial de alelos de ninguna de las variantes estudiadas.  Conclusiones:  Nuestros resultados indican que la etiología del TDAH es heterogénea e involucra diversos factores genéticos. Futuros estudios enfocados en otros polimorfismos candidatos en una muestra más grande ayudarán a comprender el TDAH en la población colombiana.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background:  Attention deficit and hyperactive disorder (ADHD) is highly prevalent among children in Bogota City. Both genetic and environmental factors play a very important role in the etiology of ADHD. However, to date few studies have addressed the association of genetic variants and ADHD in the Colombian population.  Objectives:  To test the genetic association between polymorphisms in the DAT1, HTTLPR, COMT and BDNF genes and ADHD in a sample from Bogota City.  Methods:  We genotyped the most common polymorphisms in DAT1, SERT, COMT and BDNF genes associated with ADHD using conventional PCR followed by restriction fragment length polymorphism (RFLP) in 97 trios recruited in a medical center in Bogota. The transmission disequilibrium test (TDT) was used to determine the association between such genetic variants and ADHD.  Results:  The TDT analysis showed that no individual allele of any variant studied has a preferential transmission.  Conclusions:  Our results suggest that the etiology of the ADHD maybe complex and involves several genetic factors. Further studies in other candidate polymorphisms in a larger sample size will improve our knowledge of the ADHD in Colombian population.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Polimorfismos]]></kwd>
<kwd lng="es"><![CDATA[TDAH]]></kwd>
<kwd lng="es"><![CDATA[TDT]]></kwd>
<kwd lng="es"><![CDATA[Colombia]]></kwd>
<kwd lng="en"><![CDATA[Polymorphisms]]></kwd>
<kwd lng="en"><![CDATA[ADHD]]></kwd>
<kwd lng="en"><![CDATA[TDT]]></kwd>
<kwd lng="en"><![CDATA[Colombia]]></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[Biederman]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Attention-deficit/hyperactivity disorder: a life-span perspective]]></article-title>
<source><![CDATA[J Clin Psychiatry]]></source>
<year>1998</year>
<volume>59</volume>
<numero>^s7</numero>
<issue>^s7</issue>
<supplement>7</supplement>
<page-range>4-16</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[Henríquez]]></surname>
<given-names><![CDATA[MZF]]></given-names>
</name>
<name>
<surname><![CDATA[Rothhammer]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Aboitiz]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Modelos neurocognitivos para el trastorno por déficit de atención/hiperactividad y sus implicaciones en el reconocimiento de endofenotipos]]></article-title>
<source><![CDATA[Rev Neurol]]></source>
<year>2010</year>
<volume>50</volume>
<page-range>109-16</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[Polanczyk]]></surname>
<given-names><![CDATA[GDLM]]></given-names>
</name>
<name>
<surname><![CDATA[Horta]]></surname>
<given-names><![CDATA[BL]]></given-names>
</name>
<name>
<surname><![CDATA[Biederman]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Rohde]]></surname>
<given-names><![CDATA[LA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The worldwide prevalence of ADHD: a systematic review and metaregression analysis]]></article-title>
<source><![CDATA[Am J Psychiatry]]></source>
<year>2007</year>
<volume>164</volume>
<page-range>942-8</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[Pineda]]></surname>
<given-names><![CDATA[DAA]]></given-names>
</name>
<name>
<surname><![CDATA[Ardila]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Rosselli]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Arias]]></surname>
<given-names><![CDATA[BE]]></given-names>
</name>
<name>
<surname><![CDATA[Henao]]></surname>
<given-names><![CDATA[CG]]></given-names>
</name>
<name>
<surname><![CDATA[Gomez]]></surname>
<given-names><![CDATA[LFP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prevalence on the attention deficit hiperactivity simptoms in 4 to 17 years general population children]]></article-title>
<source><![CDATA[J Abnorm Child Psychol]]></source>
<year>1999</year>
<volume>27</volume>
<page-range>455-62</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[Pineda]]></surname>
<given-names><![CDATA[DLF]]></given-names>
</name>
<name>
<surname><![CDATA[Palacios]]></surname>
<given-names><![CDATA[JD]]></given-names>
</name>
<name>
<surname><![CDATA[Ramirez]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Henao]]></surname>
<given-names><![CDATA[GC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prevalence estimation of attention-deficit/hyperactivity disorder: differencial diagnoses and comorbilidades in a Colombian sample]]></article-title>
<source><![CDATA[Int J Neurosci]]></source>
<year>2003</year>
<volume>113</volume>
<page-range>49-72</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Faraone]]></surname>
<given-names><![CDATA[SV]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Genetics of childhood disorders: XX. ADHD, Part 4: is ADHD genetically heterogeneous]]></article-title>
<source><![CDATA[J Am Acad Child Adolesc Psychiatry]]></source>
<year>2000</year>
<volume>39</volume>
<page-range>1455-7</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[Thapar]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Cooper]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Eyre]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Langley]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[What have we learnt about the causes of ADHD]]></article-title>
<source><![CDATA[J Child Psychol Psychiatry]]></source>
<year>2013</year>
<volume>54</volume>
<page-range>3-16</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[Elia]]></surname>
<given-names><![CDATA[JLS]]></given-names>
</name>
<name>
<surname><![CDATA[Allen]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Nissley-Tsiopinis]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Borgmann-Winter Kahle]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Epigenetics: genetics versus life experiences]]></article-title>
<source><![CDATA[Curr Top Behav Neurosci]]></source>
<year>2012</year>
<volume>9</volume>
<page-range>317-40</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[Castellanos]]></surname>
<given-names><![CDATA[FX]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Toward a pathophysiology of attention-deficit/hyperactivity disorder]]></article-title>
<source><![CDATA[Clin Pediatr (Phila)]]></source>
<year>1997</year>
<volume>36</volume>
<page-range>381-93</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[Miller]]></surname>
<given-names><![CDATA[GM]]></given-names>
</name>
<name>
<surname><![CDATA[De La Garza]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Novak]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Madras]]></surname>
<given-names><![CDATA[BK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Single nucleotide polymorphisms distinguish multiple dopamine transporter alleles in primates implications for association with attention deficit hyperactivity disorder and other neuropsychiatric disorders]]></article-title>
<source><![CDATA[Mol Psychiatry]]></source>
<year>2001</year>
<volume>6</volume>
<page-range>50-8</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[Curran]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Mill]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Tahir]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Kent]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Richards]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Gould]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Association study of a dopamine transporter polymorphism and attention deficit hyperactivity disorder in UK and Turkish samples]]></article-title>
<source><![CDATA[Mol Psychiatry]]></source>
<year>2001</year>
<volume>6</volume>
<page-range>425-8</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[Swanson]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Flodman]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Kennedy]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Spence]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Moyzis]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Schuck]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Dopamine genes and ADHD]]></article-title>
<source><![CDATA[Neurosci Biobehav Rev]]></source>
<year>2000</year>
<volume>24</volume>
<page-range>21-5</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[Wang]]></surname>
<given-names><![CDATA[YWZ]]></given-names>
</name>
<name>
<surname><![CDATA[Yao]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Tanaka]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Shirakawa]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Maeda]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Lack of association between the dopamine transporter gene 3&amp;apos; VNTR polymorphism and attention deficit hyperactivity disorder in Chinese Han children: case-control and family-based studies]]></article-title>
<source><![CDATA[Neuro Endocrinol Lett]]></source>
<year>2008</year>
<volume>29</volume>
<page-range>246-51</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wohl]]></surname>
<given-names><![CDATA[MBC]]></given-names>
</name>
<name>
<surname><![CDATA[Asch]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Cortese]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Orejarena]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Mouren]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
<name>
<surname><![CDATA[Gorwood]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Lack of association of the dopamine transporter gene in a French ADHD sample]]></article-title>
<source><![CDATA[Am J Med Genet B Neuropsychiatr Genet]]></source>
<year>2008</year>
<volume>141B</volume>
<page-range>309-11</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[Brookes]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Xu]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Zhou]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Neale]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Lowe]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The analysis of 51 genes in DSM-IV combined type attention deficit hyperactivity disorder association signals in DRD4, DAT1 and 16 other genes]]></article-title>
<source><![CDATA[Mol Psychiatry]]></source>
<year>2006</year>
<volume>11</volume>
<page-range>934-53</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[Genro]]></surname>
<given-names><![CDATA[JP]]></given-names>
</name>
<name>
<surname><![CDATA[Polanczyk]]></surname>
<given-names><![CDATA[GV]]></given-names>
</name>
<name>
<surname><![CDATA[Zeni]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Oliveira]]></surname>
<given-names><![CDATA[AS]]></given-names>
</name>
<name>
<surname><![CDATA[Roman]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Rohde]]></surname>
<given-names><![CDATA[LA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A common haplotype at the dopamine transporter gene 5&amp;apos; region is associated with attention-deficit/hyperactivity disorder]]></article-title>
<source><![CDATA[Am J Med Genet B Neuropsychiatr Genet]]></source>
<year>2008</year>
<volume>147B</volume>
<page-range>1568-75</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[Vandenbergh]]></surname>
<given-names><![CDATA[DJ]]></given-names>
</name>
<name>
<surname><![CDATA[Persico]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Hawkins]]></surname>
<given-names><![CDATA[AL]]></given-names>
</name>
<name>
<surname><![CDATA[Griffin]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Jabs]]></surname>
<given-names><![CDATA[EW]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Human dopamine transporter gene (DAT1) maps to chromosome 5p15 3 and displays a VNTR]]></article-title>
<source><![CDATA[Genomics]]></source>
<year>1992</year>
<volume>14</volume>
<page-range>1104-6</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[Elia]]></surname>
<given-names><![CDATA[JSJ]]></given-names>
</name>
<name>
<surname><![CDATA[Turner]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Schardt]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Tang]]></surname>
<given-names><![CDATA[SC]]></given-names>
</name>
<name>
<surname><![CDATA[Kurtz]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Dunfey]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Attention-deficit/hyperactivity disorder genomics: update for clinicians]]></article-title>
<source><![CDATA[Curr Psychiatry Rep]]></source>
<year>2012</year>
<volume>14</volume>
<page-range>579-89</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[Madras]]></surname>
<given-names><![CDATA[BK]]></given-names>
</name>
<name>
<surname><![CDATA[Fischman]]></surname>
<given-names><![CDATA[AJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The dopamine transporter: relevance to attention deficit hyperactivity disorder (ADHD)]]></article-title>
<source><![CDATA[Behav Brain Res]]></source>
<year>2002</year>
<volume>130</volume>
<page-range>57-63</page-range></nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Heils]]></surname>
<given-names><![CDATA[ATA]]></given-names>
</name>
<name>
<surname><![CDATA[Petri]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Stöber]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Riederer]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Bengel]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Lesch]]></surname>
<given-names><![CDATA[KP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Allelic variation of human serotonin transporter gene expression]]></article-title>
<source><![CDATA[J Neurochem]]></source>
<year>1996</year>
<volume>6</volume>
<page-range>2621-4</page-range></nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lesch]]></surname>
<given-names><![CDATA[KBD]]></given-names>
</name>
<name>
<surname><![CDATA[Heils]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Sabol]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Greenberg]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Petri]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Benjamin]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Association of anxiety-related traits with a polymorphism in the serotinin transporter gene regulatory region]]></article-title>
<source><![CDATA[Science]]></source>
<year>1996</year>
<volume>274</volume>
<page-range>1527-32</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[Lotrich]]></surname>
<given-names><![CDATA[FE]]></given-names>
</name>
<name>
<surname><![CDATA[Pollock]]></surname>
<given-names><![CDATA[BG]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Meta-analysis of serotonin transporter polymorphisms and affective disorders]]></article-title>
<source><![CDATA[Psychiatr Genet]]></source>
<year>2004</year>
<volume>14</volume>
<page-range>121-9</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[Manor]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Eisenberg]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Tyano]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Sever]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Cohen]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Ebstein]]></surname>
<given-names><![CDATA[RP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Family-based association study of the serotonin transporter promoter region polymorphism (5-HTTLPR) in attention deficit hyperactivity disorder]]></article-title>
<source><![CDATA[Am J Med Genet]]></source>
<year>2001</year>
<volume>105</volume>
<page-range>91-5</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[Heiser]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Dempfle]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Friedel]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Konrad]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Hinney]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Kiefl]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Family-based association study of serotonergic candidate genes and attention-deficit/hyperactivity disorder in a German sample]]></article-title>
<source><![CDATA[J Neural Transm (Vienna)]]></source>
<year>2007</year>
<volume>114</volume>
<page-range>513-21</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[Kenna]]></surname>
<given-names><![CDATA[GA]]></given-names>
</name>
<name>
<surname><![CDATA[Leggio]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Zywiak]]></surname>
<given-names><![CDATA[WH]]></given-names>
</name>
<name>
<surname><![CDATA[Clifford]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Edwards]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Kenna]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Association of the 5-HTT gene-linked promoter region (5-HTTLPR) polymorphism with psychiatric disorders review of psychopathology and pharmacotherapy]]></article-title>
<source><![CDATA[Pharmgenomics Pers Med]]></source>
<year>2012</year>
<volume>5</volume>
<page-range>19-35</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[Hariri]]></surname>
<given-names><![CDATA[ARMV]]></given-names>
</name>
<name>
<surname><![CDATA[Tessitore]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Serotonin transporter genetic variation and the response of the human amygdala]]></article-title>
<source><![CDATA[Science]]></source>
<year>2002</year>
<volume>297</volume>
<page-range>400-3</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[Maisonpierre]]></surname>
<given-names><![CDATA[PC]]></given-names>
</name>
<name>
<surname><![CDATA[Lebeau]]></surname>
<given-names><![CDATA[MM]]></given-names>
</name>
<name>
<surname><![CDATA[Espinosa]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Belluscio]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[De La Monte]]></surname>
<given-names><![CDATA[SM]]></given-names>
</name>
<name>
<surname><![CDATA[Squinto]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Human and rat brain-derived neurotrophic factor and neurotrophin-3 gene structures, distributions, and chromosomal localizations]]></article-title>
<source><![CDATA[Genomics]]></source>
<year>1991</year>
<volume>10</volume>
<page-range>558-68</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[Guillin]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Diaz]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Carroll]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Griffon]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Schwartz]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Sokoloff]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[BDNF controls dopamine D3 receptor expression and triggers behavioural sensitization]]></article-title>
<source><![CDATA[Nature]]></source>
<year>2001</year>
<volume>411</volume>
<page-range>86-9</page-range></nlm-citation>
</ref>
<ref id="B29">
<label>29</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mattson]]></surname>
<given-names><![CDATA[MP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Glutamate and neurotrophic factors in neuronal plasticity and disease]]></article-title>
<source><![CDATA[Ann N Y Acad Sci]]></source>
<year>2008</year>
<volume>1144</volume>
<page-range>97-112</page-range></nlm-citation>
</ref>
<ref id="B30">
<label>30</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Egan]]></surname>
<given-names><![CDATA[MF]]></given-names>
</name>
<name>
<surname><![CDATA[Kojima]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Callicott]]></surname>
<given-names><![CDATA[JH]]></given-names>
</name>
<name>
<surname><![CDATA[Goldberg]]></surname>
<given-names><![CDATA[TE]]></given-names>
</name>
<name>
<surname><![CDATA[Kolachana]]></surname>
<given-names><![CDATA[BS]]></given-names>
</name>
<name>
<surname><![CDATA[Bertolino]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The BDNF val66met polymorphism affects activity-dependent secretion of BDNF and human memory and hippocampal function]]></article-title>
<source><![CDATA[Cell]]></source>
<year>2003</year>
<volume>112</volume>
<page-range>257-69</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[Chen]]></surname>
<given-names><![CDATA[ZY]]></given-names>
</name>
<name>
<surname><![CDATA[Patel]]></surname>
<given-names><![CDATA[PD]]></given-names>
</name>
<name>
<surname><![CDATA[Sant]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Meng]]></surname>
<given-names><![CDATA[CX]]></given-names>
</name>
<name>
<surname><![CDATA[Teng]]></surname>
<given-names><![CDATA[KK]]></given-names>
</name>
<name>
<surname><![CDATA[Hempstead]]></surname>
<given-names><![CDATA[BL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Variant brain-derived neurotrophic factor(BDNF) (Met66) alters the intracellular trafficking and activity-dependent secretion of wild-type BDNF in neurosecretory cells and cortical neurons]]></article-title>
<source><![CDATA[J Neurosci]]></source>
<year>2004</year>
<volume>24</volume>
<page-range>4401-11</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[Kent]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Green]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Hawi]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Kirley]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Dudbridge]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Lowe]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Association of the paternally transmitted copy of common Valine allele of the Val66Met polymorphism of the brain-derived neurotrophic factor (BDNF) gene with susceptibility to ADHD]]></article-title>
<source><![CDATA[Mol Psychiatry]]></source>
<year>2005</year>
<volume>10</volume>
<page-range>939-43</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[Driscoll]]></surname>
<given-names><![CDATA[DA]]></given-names>
</name>
<name>
<surname><![CDATA[Spinner]]></surname>
<given-names><![CDATA[NB]]></given-names>
</name>
<name>
<surname><![CDATA[Budarf]]></surname>
<given-names><![CDATA[ML]]></given-names>
</name>
<name>
<surname><![CDATA[Mcdonald-Mcginn]]></surname>
<given-names><![CDATA[DM]]></given-names>
</name>
<name>
<surname><![CDATA[Zackai]]></surname>
<given-names><![CDATA[EH]]></given-names>
</name>
<name>
<surname><![CDATA[Goldberg]]></surname>
<given-names><![CDATA[RB]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Deletions and microdeletions of 22q11 2 in velo-cardio-facial syndrome]]></article-title>
<source><![CDATA[Am J Med Genet]]></source>
<year>1992</year>
<volume>44</volume>
<page-range>261-8</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[Mick]]></surname>
<given-names><![CDATA[EWJ]]></given-names>
</name>
<name>
<surname><![CDATA[Wilens]]></surname>
<given-names><![CDATA[TE]]></given-names>
</name>
<name>
<surname><![CDATA[Biederman]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Faraone]]></surname>
<given-names><![CDATA[SV]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Family-based association study of the BDNF, COMT and serotonin transporter genes and DSM-IV bipolar-I disorderin children]]></article-title>
<source><![CDATA[BMC Psychiatry]]></source>
<year>2009</year>
<volume>9</volume>
<page-range>2</page-range></nlm-citation>
</ref>
<ref id="B35">
<label>35</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lachman]]></surname>
<given-names><![CDATA[HMPD]]></given-names>
</name>
<name>
<surname><![CDATA[Saito]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Yu]]></surname>
<given-names><![CDATA[YM]]></given-names>
</name>
<name>
<surname><![CDATA[Szumlanski]]></surname>
<given-names><![CDATA[CL]]></given-names>
</name>
<name>
<surname><![CDATA[Weinshilboum]]></surname>
<given-names><![CDATA[RM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Human catechol-o-methyltransferase pharmacogenetics description of a functional polymorphism and its potential application to neuropsychiatric disorders]]></article-title>
<source><![CDATA[Pharmacogenetics]]></source>
<year>1996</year>
<volume>6</volume>
<page-range>243-50</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[Fonseca]]></surname>
<given-names><![CDATA[DJMH]]></given-names>
</name>
<name>
<surname><![CDATA[Gálvez]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Forero]]></surname>
<given-names><![CDATA[DA]]></given-names>
</name>
<name>
<surname><![CDATA[Talero-Gutierrez]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Velez-Van-Meerbeke]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Lack of association of polymorphisms in six candidate genes in colombian adhd patients]]></article-title>
<source><![CDATA[Ann Neurosci]]></source>
<year>2015</year>
<volume>22</volume>
<page-range>217-21</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[Gálvez]]></surname>
<given-names><![CDATA[JMFD]]></given-names>
</name>
<name>
<surname><![CDATA[Fonseca]]></surname>
<given-names><![CDATA[DJ]]></given-names>
</name>
<name>
<surname><![CDATA[Mateus]]></surname>
<given-names><![CDATA[HE]]></given-names>
</name>
<name>
<surname><![CDATA[Talero-Gutierrez]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Velez-Van-Meerbeke]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evidence of association between SNAP25 gene and attention deficit hyperactivity disorder in a Latin American sample]]></article-title>
<source><![CDATA[Atten Defic Hyperact Disord]]></source>
<year>2014</year>
<volume>6</volume>
<page-range>19-23</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[Agudelo]]></surname>
<given-names><![CDATA[JAGJ]]></given-names>
</name>
<name>
<surname><![CDATA[Fonseca]]></surname>
<given-names><![CDATA[DJ]]></given-names>
</name>
<name>
<surname><![CDATA[Mateus]]></surname>
<given-names><![CDATA[HE]]></given-names>
</name>
<name>
<surname><![CDATA[Talero-Gutiérrez]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Velez-Van-Meerbeke]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evidence of an association between 10/10 genotype of DAT1 and endophenotypes of attention deficit/hyperactivity disorder]]></article-title>
<source><![CDATA[Neurologia]]></source>
<year>2014</year>
<volume>30</volume>
<page-range>137-43</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[Benitez]]></surname>
<given-names><![CDATA[BAFD]]></given-names>
</name>
<name>
<surname><![CDATA[Arboleda]]></surname>
<given-names><![CDATA[GH]]></given-names>
</name>
<name>
<surname><![CDATA[Granados]]></surname>
<given-names><![CDATA[LA]]></given-names>
</name>
<name>
<surname><![CDATA[Yunis]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
<name>
<surname><![CDATA[Fernandez]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Arboleda]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Exploration of genetic susceptibility factors for Parkinson&amp;apos;s disease in a South American sample]]></article-title>
<source><![CDATA[J Genet]]></source>
<year>2010</year>
<volume>89</volume>
<page-range>229-32</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[Purcell]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Neale]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Todd-Brown]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Thomas]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Ferreira]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Bender]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[PLINK a tool set for whole-genome association and population-based linkage analyses]]></article-title>
<source><![CDATA[Am J Hum Genet]]></source>
<year>2007</year>
<volume>81</volume>
<page-range>559-75</page-range></nlm-citation>
</ref>
<ref id="B41">
<label>41</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Voeller]]></surname>
<given-names><![CDATA[KK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Attention-deficit hyperactivity disorder (ADHD)]]></article-title>
<source><![CDATA[J Child Neurol]]></source>
<year>2004</year>
<volume>19</volume>
<page-range>798-814</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[Talero]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Espinosa]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Meerbeke]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Trastorno de atención en las escuelas públicas de una localidad de Bogotá percepción de los maestros]]></article-title>
<source><![CDATA[Rev Fac Med Univ Nac Colomb]]></source>
<year>2005</year>
<volume>53</volume>
<page-range>212-8</page-range></nlm-citation>
</ref>
<ref id="B43">
<label>43</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Khan]]></surname>
<given-names><![CDATA[SA]]></given-names>
</name>
<name>
<surname><![CDATA[Faraone]]></surname>
<given-names><![CDATA[SV]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The genetics of ADHD a literature review of 2005]]></article-title>
<source><![CDATA[Curr Psychiatry Rep]]></source>
<year>2006</year>
<volume>8</volume>
<page-range>393-7</page-range></nlm-citation>
</ref>
<ref id="B44">
<label>44</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gizer]]></surname>
<given-names><![CDATA[IR]]></given-names>
</name>
<name>
<surname><![CDATA[Ficks]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Waldman]]></surname>
<given-names><![CDATA[ID]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Candidate gene studies of ADHD a meta-analytic review]]></article-title>
<source><![CDATA[Hum Genet]]></source>
<year>2009</year>
<volume>126</volume>
<page-range>51-90</page-range></nlm-citation>
</ref>
<ref id="B45">
<label>45</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hawi]]></surname>
<given-names><![CDATA[ZMN]]></given-names>
</name>
<name>
<surname><![CDATA[Daly]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Fitzgerald]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Gill]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[No association between catechol-O-methyltransferase (COMT) gene polymorphism and attention deficit hyperactivity disorder (ADHD) in an Irish sample]]></article-title>
<source><![CDATA[Am JMed Genet]]></source>
<year>2000</year>
<volume>96</volume>
<page-range>282-4</page-range></nlm-citation>
</ref>
<ref id="B46">
<label>46</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cheuk]]></surname>
<given-names><![CDATA[DKWV]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Meta-analysis of association between a catechol-o-methyltransferase gene polymorphism and attention hyperactivity disorder]]></article-title>
<source><![CDATA[Behav Genet]]></source>
<year>2006</year>
<page-range>36</page-range></nlm-citation>
</ref>
<ref id="B47">
<label>47</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Guan]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Qian]]></surname>
<given-names><![CDATA[Q]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A high-density single-nucleotide polymorphism screen of 23 candidate genes in attention deficit hyperactivity disorder: suggesting multiple susceptibility genes among Chinese Han population]]></article-title>
<source><![CDATA[Mol Psychiatry]]></source>
<year>2009</year>
<volume>14</volume>
<page-range>546-54</page-range></nlm-citation>
</ref>
<ref id="B48">
<label>48</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kereszturi]]></surname>
<given-names><![CDATA[ETZ]]></given-names>
</name>
<name>
<surname><![CDATA[Bognar]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Lakatos]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Farkas]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Gadoros]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Sasvari-Szekely]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Catechol-O-methyltransferase Val158Met polymorphism is associated with methylphenidate response in ADHD children]]></article-title>
<source><![CDATA[Int Clin Psychopharmacol]]></source>
<year>2008</year>
<volume>23</volume>
<page-range>291-8</page-range></nlm-citation>
</ref>
<ref id="B49">
<label>49</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cheon]]></surname>
<given-names><![CDATA[KAJJ]]></given-names>
</name>
<name>
<surname><![CDATA[Cho]]></surname>
<given-names><![CDATA[Dy]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Association of the catechol-O-methyltransferase polymorphism with methylphenidate response in a classroom setting in children with attention-deficit hyperactivity disorder]]></article-title>
<source><![CDATA[Behav Genet]]></source>
<year>2006</year>
<volume>36</volume>
<page-range>651-9</page-range></nlm-citation>
</ref>
<ref id="B50">
<label>50</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shim]]></surname>
<given-names><![CDATA[SHHY]]></given-names>
</name>
<name>
<surname><![CDATA[Kwon]]></surname>
<given-names><![CDATA[YJ]]></given-names>
</name>
<name>
<surname><![CDATA[Jeong]]></surname>
<given-names><![CDATA[HY]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[BH]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[HJ]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[YK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Increased levels of plasma brain-derived neurotrophic factor (BDNF) in children with attention deficit-hyperactivity disorder (ADHD)]]></article-title>
<source><![CDATA[Am J Med Genet B Neuropsychiatr Genet]]></source>
<year>2007</year>
<volume>144B</volume>
<page-range>976-81</page-range></nlm-citation>
</ref>
<ref id="B51">
<label>51</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kent]]></surname>
<given-names><![CDATA[LDU]]></given-names>
</name>
<name>
<surname><![CDATA[Hardy]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Parmar]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Gingell]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Hawi]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
<name>
<surname><![CDATA[Kirley]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evidence that variation at the serotonin transporter gene influences susceptibility to attention deficit hyperactivity disorder (ADHD): analysis and pooled analysis]]></article-title>
<source><![CDATA[Mol Psychiatry]]></source>
<year>2002</year>
<volume>7</volume>
<page-range>908-12</page-range></nlm-citation>
</ref>
<ref id="B52">
<label>52</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wigg]]></surname>
<given-names><![CDATA[KG]]></given-names>
</name>
<name>
<surname><![CDATA[Takhar]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Ickowicz]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Tannock]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Kennedy]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Pathare]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Gene for the serotonin transporter and ADHD no association with two functional polymorphisms]]></article-title>
<source><![CDATA[Am J Med Genet B Neuropsychiatr Genet]]></source>
<year>2006</year>
<volume>141B</volume>
<page-range>566-70</page-range></nlm-citation>
</ref>
<ref id="B53">
<label>53</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hawi]]></surname>
<given-names><![CDATA[ZCT]]></given-names>
</name>
<name>
<surname><![CDATA[Tong]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Johnson]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Lau]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Samarrai]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Bellgrove]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The molecular genetic architecture of attention deficit hyperactivity disorder]]></article-title>
<source><![CDATA[Mol Psychiatry]]></source>
<year>2015</year>
<volume>20</volume>
<page-range>289-97</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
