<?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>0016-3813</journal-id>
<journal-title><![CDATA[Gaceta médica de México]]></journal-title>
<abbrev-journal-title><![CDATA[Gac. Méd. Méx]]></abbrev-journal-title>
<issn>0016-3813</issn>
<publisher>
<publisher-name><![CDATA[Academia Nacional de Medicina de México A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0016-38132023000300207</article-id>
<article-id pub-id-type="doi">10.24875/gmm.23000057</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Discapacidad visual asociada a retinopatía diabética y edema macular: un estudio de base hospitalaria]]></article-title>
<article-title xml:lang="en"><![CDATA[Visual impairment associated with diabetic retinopathy and macular edema: a hospital-based study]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez-Peralta]]></surname>
<given-names><![CDATA[Liliana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rivera-De la Parra]]></surname>
<given-names><![CDATA[David]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Graue-Hernández]]></surname>
<given-names><![CDATA[Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Jiménez]]></surname>
<given-names><![CDATA[Sergio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Almeda-Valdés]]></surname>
<given-names><![CDATA[Paloma]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Velázquez-Jurado]]></surname>
<given-names><![CDATA[Héctor]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jiménez-Corona]]></surname>
<given-names><![CDATA[Aída]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto de Oftalmología Fundación Conde de Valenciana Departamento de Epidemiologia Ocular y Salud Visual ]]></institution>
<addr-line><![CDATA[ Ciudad de México]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Nacional de Ciencias Médicas y Nutrición “Salvador Zubirán” Centro de Atención Integral del Paciente con Diabetes ]]></institution>
<addr-line><![CDATA[ Ciudad de México]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Instituto de Oftalmología Fundación Conde de Valenciana Departamento de Córnea y Cirugía Refractiva ]]></institution>
<addr-line><![CDATA[ Ciudad de México]]></addr-line>
<country>México</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Instituto Nacional de Ciencias Médicas y Nutrición “Salvador Zubirán” Clínica de Diabetes ]]></institution>
<addr-line><![CDATA[ Ciudad de México]]></addr-line>
<country>México</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Secretaría de Salud Dirección General de Epidemiología ]]></institution>
<addr-line><![CDATA[ Ciudad de México]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2023</year>
</pub-date>
<volume>159</volume>
<numero>3</numero>
<fpage>207</fpage>
<lpage>214</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0016-38132023000300207&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0016-38132023000300207&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0016-38132023000300207&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Antecedentes: Los datos sobre discapacidad visual (DV) en pacientes con diabetes son necesarios para orientar los recursos económicos y humanos que disminuyan su prevalencia.  Objetivo: Estimar la prevalencia de DV relacionada con retinopatía diabética en pacientes con diabetes tipo 2 en un entorno hospitalario.  Material y métodos: Estudio transversal realizado de 2014 a 2019 en una consulta externa de oftalmología. Cualquier DV se definió como agudeza visual corregida con agujero estenopeico en el ojo con mejor visión (&#8805; 0.24 logMAR). Se evaluó la presencia de retinopatía diabética, edema macular diabético (EMD) y cataratas.  Resultados: Se incluyeron 840 pacientes; la mediana de duración de la diabetes fue de 15 años. La prevalencia de DV fue de 30 %. Se encontró retinopatía diabética en 62 % (30 % tenía retinopatía diabética que amenazaba la visión [RDAV]); 17 %, EMD y 3 %, cataratas. La razón de momios para DV moderada o de mayor gravedad fue de 9.02 para RDAV (p &lt; 0.001), 5.89 para EMD referible (p = 0.001) y 2.51 para catarata (p = 0.006).  Conclusión: Treinta por ciento de los participantes tenía algún grado de DV. La DV moderada o de mayor gravedad mostró una fuerte asociación con RDAV y EMD referible.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background: Data on visual impairment (VI) in patients with diabetes are necessary in order to guide economic and human resources for reducing its prevalence.  Objective: To estimate the prevalence of diabetic retinopathy-related VI in patients with type 2 diabetes in a hospital-based setting.  Material and methods: Cross-sectional study carried out from 2014 to 2019 in an ophthalmology outpatient clinic. Any VI was defined as corrected pin-hole visual acuity in the better eye of &#8805; 0.24 logMAR. The presence of diabetic retinopathy (DR), diabetic macular edema (DME) and cataract was evaluated.  Results: A total of 840 patients were included; median diabetes duration was 15 years. The prevalence of VI was 30 %. DR was found in 62 % of patients (30 % had sight-threatening DR [STDR]), 17 % had referable DME, and 3 %, cataracts. The odds ratio for moderate or worse VI was 9.02 for STDR (p &lt; 0.001), 5.89 for referable DME (p = 0.001), and 2.51 for cataract (p = 0.006).  Conclusion: Thirty percent of participants had some degree of VI. Moderate or worse VI showed a strong association with STDR and referable DME.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Catarata]]></kwd>
<kwd lng="es"><![CDATA[Discapacidad visual]]></kwd>
<kwd lng="es"><![CDATA[Edema macular diabético Retinopatía diabética]]></kwd>
<kwd lng="en"><![CDATA[Cataract]]></kwd>
<kwd lng="en"><![CDATA[Visual impairment]]></kwd>
<kwd lng="en"><![CDATA[Diabetic macular edema]]></kwd>
<kwd lng="en"><![CDATA[Diabetic retinopathy]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="">
<collab>International Diabetes Federation Atlas</collab>
<source><![CDATA[IDF Diabetes Atlas 2021]]></source>
<year></year>
</nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="">
<collab>Institute for Health Metrics and Evaluation</collab>
<source><![CDATA[México]]></source>
<year></year>
</nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="">
<collab>The International Agency for the Prevention of Blindness</collab>
<source><![CDATA[Vision atlas:causes of vision loss]]></source>
<year></year>
</nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pascolini]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Mariotti]]></surname>
<given-names><![CDATA[SP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Global estimates of visual impairment:2010]]></article-title>
<source><![CDATA[Br J Ophthalmol]]></source>
<year>2012</year>
<volume>96</volume>
<page-range>614-18</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[Resnikoff]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Pascolini]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Etya'ale]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Kocur]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Pararajasegaram]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Pokharel]]></surname>
<given-names><![CDATA[GP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Global data on visual impairment in the year 2002]]></article-title>
<source><![CDATA[Bull World Health Organ]]></source>
<year>2004</year>
<volume>82</volume>
<page-range>844-51</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[Lian]]></surname>
<given-names><![CDATA[JX]]></given-names>
</name>
<name>
<surname><![CDATA[Gangwani]]></surname>
<given-names><![CDATA[RA]]></given-names>
</name>
<name>
<surname><![CDATA[McGhee]]></surname>
<given-names><![CDATA[SM]]></given-names>
</name>
<name>
<surname><![CDATA[Chan]]></surname>
<given-names><![CDATA[CKW]]></given-names>
</name>
<name>
<surname><![CDATA[Kuen]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Primary Health Care Group Systematic screening for diabetic retinopathy (DR) in Hong Kong:prevalence of DR and visual impairment among diabetic population]]></article-title>
<source><![CDATA[Br J Ophthalmol]]></source>
<year>2016</year>
<volume>100</volume>
<page-range>151-5</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[Fong]]></surname>
<given-names><![CDATA[DS]]></given-names>
</name>
<name>
<surname><![CDATA[Ferris]]></surname>
<given-names><![CDATA[FL]]></given-names>
</name>
<name>
<surname><![CDATA[Davis]]></surname>
<given-names><![CDATA[MD]]></given-names>
</name>
<name>
<surname><![CDATA[Chew]]></surname>
<given-names><![CDATA[EY]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Causes of severe visual loss in the early treatment diabetic retinopathy study:ETDRS report no 24. Early treatment diabetic retinopathy study research group]]></article-title>
<source><![CDATA[Am J Ophthalmol]]></source>
<year>1999</year>
<volume>127</volume>
<page-range>137-41</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[Jeppesen]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Bek]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The occurrence and causes of registered blindness in diabetes patients in Arhus County, Denmark]]></article-title>
<source><![CDATA[Acta Ophthalmol Scand]]></source>
<year>2004</year>
<volume>82</volume>
<page-range>526-30</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[López]]></surname>
<given-names><![CDATA[RA]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez]]></surname>
<given-names><![CDATA[BP]]></given-names>
</name>
<name>
<surname><![CDATA[Lansingh]]></surname>
<given-names><![CDATA[VC]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[GJ]]></given-names>
</name>
<name>
<surname><![CDATA[Vargas]]></surname>
<given-names><![CDATA[FV]]></given-names>
</name>
<name>
<surname><![CDATA[Soria]]></surname>
<given-names><![CDATA[AF]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rapid assessment of avoidable blindness:prevalence of blindness, visual impairment and diabetes in Nuevo León, Mexico 2014]]></article-title>
<source><![CDATA[Ophthalmic Epidemiol]]></source>
<year>2018</year>
<volume>25</volume>
<page-range>412-8</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[Mendoza]]></surname>
<given-names><![CDATA[HK]]></given-names>
</name>
<name>
<surname><![CDATA[Quezada]]></surname>
<given-names><![CDATA[AD]]></given-names>
</name>
<name>
<surname><![CDATA[Pedroza]]></surname>
<given-names><![CDATA[TA]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández]]></surname>
<given-names><![CDATA[AC]]></given-names>
</name>
<name>
<surname><![CDATA[Fromow]]></surname>
<given-names><![CDATA[GJ]]></given-names>
</name>
<name>
<surname><![CDATA[Barquera]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Diabetic retinopathy screening tool for low-income adults in Mexico]]></article-title>
<source><![CDATA[Prev Chronic Dis]]></source>
<year>2017</year>
<volume>14</volume>
<page-range>95</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[Polack]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Yorston]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[RA]]></given-names>
</name>
<name>
<surname><![CDATA[Lepe]]></surname>
<given-names><![CDATA[OS]]></given-names>
</name>
<name>
<surname><![CDATA[Martins]]></surname>
<given-names><![CDATA[BR]]></given-names>
</name>
<name>
<surname><![CDATA[Alves]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rapid assessment of avoidable blindness and diabetic retinopathy in Chiapas, Mexico]]></article-title>
<source><![CDATA[Ophthalmology]]></source>
<year>2012</year>
<volume>119</volume>
<page-range>1033-40</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[López]]></surname>
<given-names><![CDATA[SE]]></given-names>
</name>
<name>
<surname><![CDATA[Allison]]></surname>
<given-names><![CDATA[EK]]></given-names>
</name>
<name>
<surname><![CDATA[Limburg]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Brea]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Lansingh]]></surname>
<given-names><![CDATA[VC]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluación rápida de la ceguera evitable, incluida la retinopatía diabética, en Querétaro, México]]></article-title>
<source><![CDATA[Rev Mex Oftalmol]]></source>
<year>2018</year>
<volume>92</volume>
<page-range>84-93</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[Miki]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Lu]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[ET]]></given-names>
</name>
<name>
<surname><![CDATA[Keen]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Bennett]]></surname>
<given-names><![CDATA[PH]]></given-names>
</name>
<name>
<surname><![CDATA[Russell]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The incidence of visual impairment and its determinants in the WHO multinational study of vascular disease in diabetes]]></article-title>
<source><![CDATA[Diabetología]]></source>
<year>2001</year>
<volume>44</volume>
<page-range>31-6</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[Siersma]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Koster]]></surname>
<given-names><![CDATA[RR]]></given-names>
</name>
<name>
<surname><![CDATA[Bruun]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Olivarius]]></surname>
<given-names><![CDATA[NF]]></given-names>
</name>
<name>
<surname><![CDATA[Brunes]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Visual impairment and mortality in patients with type 2 diabetes]]></article-title>
<source><![CDATA[BMJ Open Diabetes Res Care]]></source>
<year>2019</year>
<volume>7</volume>
</nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Senra]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Barbosa]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Ferreira]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Vieira]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Perrin]]></surname>
<given-names><![CDATA[PB]]></given-names>
</name>
<name>
<surname><![CDATA[Rogers]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Psychologic adjustment to irreversible vision loss in adults:a systematic review]]></article-title>
<source><![CDATA[Ophthalmology]]></source>
<year>2015</year>
<volume>122</volume>
<page-range>851-61</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[Khan]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Chandra]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Rajalakshmi]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Kumari]]></surname>
<given-names><![CDATA[RP]]></given-names>
</name>
<name>
<surname><![CDATA[Anantharaman]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Sen]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prevalence and incidence of visual impairment in patients with proliferative diabetic retinopathy in India]]></article-title>
<source><![CDATA[Sci Rep]]></source>
<year>2020</year>
<volume>10</volume>
<page-range>10513</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[Manjunath]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Papastavrou]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Steel]]></surname>
<given-names><![CDATA[DH]]></given-names>
</name>
<name>
<surname><![CDATA[Menon]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Taylor]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Peto]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Wide-field imaging and OCT vs clinical evaluation of patients referred from diabetic retinopathy screening]]></article-title>
<source><![CDATA[Eye (Lond)]]></source>
<year>2015</year>
<volume>29</volume>
<page-range>416-23</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[Ávila]]></surname>
<given-names><![CDATA[AY]]></given-names>
</name>
<name>
<surname><![CDATA[Lima]]></surname>
<given-names><![CDATA[GV]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Retinopatía que amenaza la visión en pacientes diabéticos no referidos al oftalmólogo]]></article-title>
<source><![CDATA[Gac Med Mex]]></source>
<year>2013</year>
<volume>149</volume>
<page-range>624-9</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[González]]></surname>
<given-names><![CDATA[VC]]></given-names>
</name>
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[VM]]></given-names>
</name>
<name>
<surname><![CDATA[Rivera]]></surname>
<given-names><![CDATA[MD]]></given-names>
</name>
<name>
<surname><![CDATA[Stern]]></surname>
<given-names><![CDATA[MP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Incidencia y progresión de la retinopatía diabética en población de nivel socioeconómico bajo de la Ciudad de México]]></article-title>
<source><![CDATA[Rev Invest Clin]]></source>
<year>1999</year>
<volume>51</volume>
<page-range>141-50</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[Heller]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Reise]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Roth]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Lehmann]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Schiel]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Lorkowski]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Changes in quality of diabetes care and morbidity over 20 years in people with type 1 diabetes and long diabetes duration:The JEVIN trial]]></article-title>
<source><![CDATA[Exp Clin Endocrinol Diabetes]]></source>
<year>2017</year>
<volume>125</volume>
<page-range>122-29</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
