<?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>0035-0052</journal-id>
<journal-title><![CDATA[Revista mexicana de pediatría]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. pediatr.]]></abbrev-journal-title>
<issn>0035-0052</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Pediatría A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0035-00522023000400156</article-id>
<article-id pub-id-type="doi">10.35366/114766</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Síndrome de Rett en un lactante varón con variante patogénica en MECP2]]></article-title>
<article-title xml:lang="en"><![CDATA[Rett syndrome in a male infant with pathogenic variant in MECP2]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cote-Orozco]]></surname>
<given-names><![CDATA[Juan Esteban]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Córdoba]]></surname>
<given-names><![CDATA[Natalia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lince-Rivera]]></surname>
<given-names><![CDATA[Isabella]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Córdoba-Gravini]]></surname>
<given-names><![CDATA[Jorge Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Militar Nueva Granada Hospital Militar Central ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Militar Nueva Granada  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Militar Nueva Granada  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2023</year>
</pub-date>
<volume>90</volume>
<numero>4</numero>
<fpage>156</fpage>
<lpage>161</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0035-00522023000400156&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0035-00522023000400156&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0035-00522023000400156&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  el gen de la proteína 2 de unión a metil-CpG (MECP2) se encuentra en el cromosoma Xq28. El síndrome de Rett (SR) se presenta cuando existe una mutación en este gen, el cual afecta predominantemente a mujeres; sin embargo, también puede ocurrir en los hombres.  Objetivo:  describir las características clínicas de un paciente masculino con SR.  Presentación del caso:  paciente de siete meses de edad, quien desde el nacimiento tuvo crisis convulsivas. A los cuatro meses presentó regresión del neurodesarrollo, movimientos coreodistónicos, detención de crecimiento cefálico, síntomas disautonómicos y alteraciones en patrón respiratorio, todo lo cual era sugestivo de encefalopatía progresiva. Se descartaron etiologías metabólicas e infecciosas. El estudio genético evidenció variante patogénica c.806del (p.Gly269Alafs*20) en MECP2, comprobando el diagnóstico de SR. El paciente continuó con deterioro hasta fallecer.  Conclusión:  el SR en varones tiene un pronóstico más desfavorable que en mujeres, pero las características clínicas son similares.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  the methyl-CpG binding protein 2 (MECP2) gene is located on chromosome Xq28; Rett syndrome (RS) occurs when there is a mutation in this gene. RS predominantly affects women; however, it can also occur in men.  Objective:  to describe the clinical characteristics of a male patient with RS.  Presentation of case:  seven-month-old male patient, who had seizures since birth. At four months he presented neurodevelopmental regression, choreodysonic movements, lack of head growth, dysautonomic symptoms and alterations in respiratory pattern, all of which were suggestive of progressive encephalopathy. Metabolic and infectious etiologies were ruled out. The genetic study revealed pathogenic variant c.806del (p.Gly269Alafs*20) in MECP2, confirming the diagnosis of SR. The patient continued to deteriorate until he died.  Conclusion:  RS in men has a more unfavorable prognosis than women, but the clinical characteristics are similar.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[síndrome de Rett]]></kwd>
<kwd lng="es"><![CDATA[encefalopatía]]></kwd>
<kwd lng="es"><![CDATA[retraso del neurodesarrollo]]></kwd>
<kwd lng="es"><![CDATA[variante patogénica]]></kwd>
<kwd lng="es"><![CDATA[MECP2]]></kwd>
<kwd lng="en"><![CDATA[Rett syndrome]]></kwd>
<kwd lng="en"><![CDATA[encephalopathy]]></kwd>
<kwd lng="en"><![CDATA[neurodevelopmental delay]]></kwd>
<kwd lng="en"><![CDATA[pathogenic variant]]></kwd>
<kwd lng="en"><![CDATA[MECP2]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<collab>The Rett Syndrome Diagnostic Criteria Work Group</collab>
<article-title xml:lang=""><![CDATA[Diagnostic criteria for Rett syndrome. The Rett syndrome diagnostic criteria work group]]></article-title>
<source><![CDATA[Ann Neurol]]></source>
<year>1988</year>
<volume>23</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>425-8</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[Einspieler]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Marschik]]></surname>
<given-names><![CDATA[PB]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Regression in Rett syndrome: developmental pathways to its onset]]></article-title>
<source><![CDATA[Neurosci Biobehav Rev]]></source>
<year>2019</year>
<volume>98</volume>
<page-range>320-32</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[Zoghbi]]></surname>
<given-names><![CDATA[HY]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rett syndrome and the ongoing legacy of close clinical observation]]></article-title>
<source><![CDATA[Cell]]></source>
<year>2016</year>
<volume>167</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>293-7</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wan]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[SSJ]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Houwink-Manville]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Song]]></surname>
<given-names><![CDATA[HR]]></given-names>
</name>
<name>
<surname><![CDATA[Amir]]></surname>
<given-names><![CDATA[RE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rett syndrome and beyond: recurrent spontaneous and familial MECP2 mutations at CpG hotspots]]></article-title>
<source><![CDATA[Am J Hum Genet]]></source>
<year>1999</year>
<volume>65</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1520-9</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[Neul]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Fang]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Barrish]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Lane]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Caeg]]></surname>
<given-names><![CDATA[EB]]></given-names>
</name>
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[EO]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Specific mutations in methyl-CpG-binding protein 2 confer different severity in Rett syndrome]]></article-title>
<source><![CDATA[Neurology]]></source>
<year>2008</year>
<volume>70</volume>
<numero>16</numero>
<issue>16</issue>
<page-range>1313</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[Villard]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[MECP2 mutations in males]]></article-title>
<source><![CDATA[J Med Genet]]></source>
<year>2007</year>
<volume>44</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>417-23</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[Inuzuka]]></surname>
<given-names><![CDATA[LM]]></given-names>
</name>
<name>
<surname><![CDATA[Guerra-Peixe]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Macedo-Souza]]></surname>
<given-names><![CDATA[LI]]></given-names>
</name>
<name>
<surname><![CDATA[Pedreira]]></surname>
<given-names><![CDATA[CC]]></given-names>
</name>
<name>
<surname><![CDATA[Gurgel-Gianetti]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Monteiro]]></surname>
<given-names><![CDATA[FP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[MECP2-related conditions in males: a systematic literature review and 8 additional cases]]></article-title>
<source><![CDATA[Eur J Paediatr Neurol]]></source>
<year>2021</year>
<volume>34</volume>
<page-range>7-13</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[Gold]]></surname>
<given-names><![CDATA[WA]]></given-names>
</name>
<name>
<surname><![CDATA[Krishnarajy]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Ellaway]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Christodoulou]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rett syndrome: a genetic update and clinical review focusing on comorbidities]]></article-title>
<source><![CDATA[ACS Chem Neurosci]]></source>
<year>2018</year>
<volume>9</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>167-76</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[Krishnaraj]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Ho]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Christodoulou]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[RettBASE: Rett syndrome database update]]></article-title>
<source><![CDATA[Hum Mutat]]></source>
<year>2017</year>
<volume>38</volume>
<numero>8</numero>
<issue>8</issue>
<page-range>922-31</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[Ravn]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Nielsen]]></surname>
<given-names><![CDATA[JB]]></given-names>
</name>
<name>
<surname><![CDATA[Uldall]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Hansen]]></surname>
<given-names><![CDATA[FJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[No correlation between phenotype and genotype in boys with a truncating MECP2 mutation]]></article-title>
<source><![CDATA[J Med Genet]]></source>
<year>2003</year>
<volume>40</volume>
<page-range>5</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[Kankirawatana]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Leonard]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Ellaway]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Sc ock]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Mansour]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Makris]]></surname>
<given-names><![CDATA[CM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Early progressive encephalopathy in boys and MECP2 mutations]]></article-title>
<source><![CDATA[Neurology]]></source>
<year>2006</year>
<volume>67</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>164-6</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[Pascual-Alonso]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez-Monseny]]></surname>
<given-names><![CDATA[AF]]></given-names>
</name>
<name>
<surname><![CDATA[Xiol]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Armstrong]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[MECP2-related disorders in males]]></article-title>
<source><![CDATA[Int J Mol Sci]]></source>
<year>2021</year>
<volume>22</volume>
<numero>17</numero>
<issue>17</issue>
<page-range>1-16</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[Neubauer]]></surname>
<given-names><![CDATA[BA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rett syndrome]]></article-title>
<source><![CDATA[Neuropediatrics]]></source>
<year>2018</year>
<volume>49</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>161-2</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[Leuzzi]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Di Sabato]]></surname>
<given-names><![CDATA[ML]]></given-names>
</name>
<name>
<surname><![CDATA[Zollino]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Montanaro]]></surname>
<given-names><![CDATA[ML]]></given-names>
</name>
<name>
<surname><![CDATA[Seri]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Early-onset encephalopathy and cortical myoclonus in a boy with MECP2 gene mutation]]></article-title>
<source><![CDATA[Neurology]]></source>
<year>2004</year>
<volume>63</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>1968-70</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[Neul]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Benke]]></surname>
<given-names><![CDATA[TA]]></given-names>
</name>
<name>
<surname><![CDATA[Marsh]]></surname>
<given-names><![CDATA[ED]]></given-names>
</name>
<name>
<surname><![CDATA[Skinner]]></surname>
<given-names><![CDATA[SA]]></given-names>
</name>
<name>
<surname><![CDATA[Merritt]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Lieberman]]></surname>
<given-names><![CDATA[DN]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The array of clinical phenotypes of males with mutations in Methyl-CpG binding protein 2]]></article-title>
<source><![CDATA[Am J Med Genet Part B Neuropsychiatr Genet]]></source>
<year>2019</year>
<volume>180</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>55-67</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[Katz]]></surname>
<given-names><![CDATA[DM]]></given-names>
</name>
<name>
<surname><![CDATA[Dutschmann]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Ramirez]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Hilaire]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Breathing disorders in Rett syndrome: progressive neurochemical dysfunction in the respiratory network after birth]]></article-title>
<source><![CDATA[Respir Physiol Neurobiol]]></source>
<year>2009</year>
<volume>168</volume>
<numero>1-2</numero>
<issue>1-2</issue>
<page-range>101</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[Pini]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Bigoni]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Congiu]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Romanelli]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Scusa]]></surname>
<given-names><![CDATA[MF]]></given-names>
</name>
<name>
<surname><![CDATA[Di Marco]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rett syndrome: a wide clinical and autonomic picture]]></article-title>
<source><![CDATA[Orphanet J Rare Dis]]></source>
<year>2016</year>
<volume>11</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>132</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[Naidu]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Kaufmann]]></surname>
<given-names><![CDATA[WE]]></given-names>
</name>
<name>
<surname><![CDATA[Abrams]]></surname>
<given-names><![CDATA[MT]]></given-names>
</name>
<name>
<surname><![CDATA[Pearlson]]></surname>
<given-names><![CDATA[GD]]></given-names>
</name>
<name>
<surname><![CDATA[Lanham]]></surname>
<given-names><![CDATA[DC]]></given-names>
</name>
<name>
<surname><![CDATA[Fredericksen]]></surname>
<given-names><![CDATA[KA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Neuroimaging studies in Rett syndrome]]></article-title>
<source><![CDATA[Brain Dev]]></source>
<year>2001</year>
<volume>23</volume>
<numero>^s1</numero>
<issue>^s1</issue>
<supplement>1</supplement>
<page-range>62-71</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[Jan]]></surname>
<given-names><![CDATA[TY]]></given-names>
</name>
<name>
<surname><![CDATA[Wong]]></surname>
<given-names><![CDATA[LC]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[MT]]></given-names>
</name>
<name>
<surname><![CDATA[Huang]]></surname>
<given-names><![CDATA[CFJ]]></given-names>
</name>
<name>
<surname><![CDATA[Hsu]]></surname>
<given-names><![CDATA[CJ]]></given-names>
</name>
<name>
<surname><![CDATA[Peng]]></surname>
<given-names><![CDATA[SSF]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Correlation of dystonia severity and iron accumulation in Rett syndrome]]></article-title>
<source><![CDATA[Sci Rep]]></source>
<year>2021</year>
<volume>11</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>1-9</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[Arvio]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Haanpaa]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Pohjola]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Lahdetie]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Report of a novel missense mutation in the MECP2 gene in a middle-aged man with intellectual disability syndrome]]></article-title>
<source><![CDATA[Clin Case Rep]]></source>
<year>2021</year>
<volume>9</volume>
<numero>8</numero>
<issue>8</issue>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
