<?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>2011-7582</journal-id>
<journal-title><![CDATA[Revista Colombiana de Cirugía]]></journal-title>
<abbrev-journal-title><![CDATA[rev. colomb. cir.]]></abbrev-journal-title>
<issn>2011-7582</issn>
<publisher>
<publisher-name><![CDATA[Asociación Colombiana de Cirugía]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2011-75822020000400621</article-id>
<article-id pub-id-type="doi">10.30944/20117582.556</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Factores asociados a la sobrevida en pacientes con tumor de Wilms]]></article-title>
<article-title xml:lang="en"><![CDATA[Factors associated with survival in patient with Wilms tumor]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Herrera-Toro]]></surname>
<given-names><![CDATA[Natalia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Peña-Aguirre]]></surname>
<given-names><![CDATA[Laura]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Molina]]></surname>
<given-names><![CDATA[Federico]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Antioquia  ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Sura EPS  ]]></institution>
<addr-line><![CDATA[La Ceja ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Instituto Tecnológico de Antioquia  ]]></institution>
<addr-line><![CDATA[Medellín ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<volume>35</volume>
<numero>4</numero>
<fpage>621</fpage>
<lpage>629</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S2011-75822020000400621&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S2011-75822020000400621&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S2011-75822020000400621&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción.  El tumor de Wilms es el segundo tumor abdominal más frecuente en la edad pediátrica y responde por más del 90 % de los tumores renales en pediatría. A pesar de que la sobrevida descrita es mayor del 90 %, en nuestro medio encontramos que solo alcanza al 70 %, por lo que deseamos evaluar cuáles son los factores asociados con dichos resultados desfavorables, con el fin de implementar medidas para mejorar la sobrevida de nuestros pacientes.  Métodos.  Se realizó un estudio observacional, transversal, en dos centros de alto nivel de atención, que incluyó una muestra de 84 pacientes menores de 15 años, con diagnóstico de tumor de Wilms.  Resultados.  Los factores que se asociaron significativamente con un aumento en la probabilidad de morir fueron: no completar el protocolo de quimioterapia, (OR 34; IC95% 3,7-312; p 0,000) y presentar recidiva tumoral (OR 35,7; IC95% 6,9-184; p 0,000). Otros factores que aumentaron esta probabilidad sin alcanzar a ser significativos, pero mostrando una evidente tendencia fueron: presentación bilateral (OR 4,1; IC95% 0,6-5,5; P 0,147), complicaciones quirúrgicas (OR 3,2; IC95% 0,7-14,6; p 0,136), compromiso de ganglios linfáticos en tomografia (OR 2,4; IC95% 0,78,4; p 0,139) y las metástasis a distancia (OR 2,5; IC95% 0,7-9; p 0,143).  Discusión.  La sobrevida de nuestros niños con tumor de Wilms es menor que la reportada en la literatura mundial, siendo la falla en terminar la quimioterapia, la recidiva y la necesidad de cirugía bilateral, los factores asociados con este desenlace.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction.  Wilms tumor is the second most frequent abdominal tumor in pediatric age, and it accounts for more than 90% of kidney tumors in pediatrics. Although the described survival is greater than 90%, in our setting we find that it only reaches 70%. Our objective was to evaluate the factors associated with these unfavorable results, in order to implement measures to improve the survival of our patients.  Methods.  An observational, cross-sectional study was conducted in two tertiary medical centers, which included a sample of 84 patients under 15 years of age with a diagnosis of Wilms tumor.  Results.  The factors that were significantly associated with an increase in the probability of dying were not completing the chemotherapy protocol (OR 34; 95%CI 3.7-312; p 0.000) and presenting tumor recurrence (OR 35.7; 95%CI 6.9-184; p 0.000). Other factors that increased this probability without being significant, but showing an evident trend were: bilateral presentation (OR 4.1; 95%CI 0.6-5.5; p 0.147), surgical complications (OR 3.2; 95%CI 0.7-14.6; p 0.136), lymph node involvement in tomography (OR 2.4; 95%CI 0.7-8.4; p 0.139) and distant metastases (OR 2.5; 95%CI 0.7-9; p 0.143).  Discussion.  The survival of the children with Wilms tumor in our study was lower than that reported in the world literature, with failure to complete chemotherapy, recurrence and the need for bilateral surgery being the factors associated with this outcome.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[tumor de Wilms]]></kwd>
<kwd lng="es"><![CDATA[nefroblastoma]]></kwd>
<kwd lng="es"><![CDATA[cirugía]]></kwd>
<kwd lng="es"><![CDATA[urología]]></kwd>
<kwd lng="es"><![CDATA[oncología quirúrgica]]></kwd>
<kwd lng="es"><![CDATA[supervivientes de cáncer]]></kwd>
<kwd lng="en"><![CDATA[Wilms tumor]]></kwd>
<kwd lng="en"><![CDATA[nephroblastoma]]></kwd>
<kwd lng="en"><![CDATA[surgery]]></kwd>
<kwd lng="en"><![CDATA[urology]]></kwd>
<kwd lng="en"><![CDATA[surgical oncology]]></kwd>
<kwd lng="en"><![CDATA[cancer survivors]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mejía]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Tumor de Wilms (nefroblastoma)]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Arango- Rave]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
<name>
<surname><![CDATA[Herrera-Toro]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Uribe-Restrepo]]></surname>
<given-names><![CDATA[FL]]></given-names>
</name>
</person-group>
<source><![CDATA[Cirugía Pediátrica]]></source>
<year>2017</year>
<edition>Segunda edición</edition>
<page-range>365-71</page-range><publisher-loc><![CDATA[Medellín ]]></publisher-loc>
<publisher-name><![CDATA[Editorial Universidad de Antioquia]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gurney]]></surname>
<given-names><![CDATA[JG]]></given-names>
</name>
<name>
<surname><![CDATA[Severson]]></surname>
<given-names><![CDATA[RK]]></given-names>
</name>
<name>
<surname><![CDATA[Davis]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Robison]]></surname>
<given-names><![CDATA[LL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Incidence of cancer in children in the UnitedStates. Sex-, race-, and 1-year age-specific rates by histologic type]]></article-title>
<source><![CDATA[Cancer]]></source>
<year>1995</year>
<numero>75</numero>
<issue>75</issue>
<page-range>2186-95</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[Stiller]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
<name>
<surname><![CDATA[Parkin]]></surname>
<given-names><![CDATA[DM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[International variations in the incidence of childhood renal tumours]]></article-title>
<source><![CDATA[Br J Cancer]]></source>
<year>1990</year>
<numero>62</numero>
<issue>62</issue>
<page-range>1026-30</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="">
<collab>Instituto Nacional de Cancerología - ESE</collab>
<source><![CDATA[Anuario Estadístico 2015]]></source>
<year>2018</year>
<page-range>120</page-range><publisher-loc><![CDATA[Bogotá ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Herrera-Toro]]></surname>
<given-names><![CDATA[NH]]></given-names>
</name>
<name>
<surname><![CDATA[Peña-Aguirre]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Arango-Rave]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Tumor de Wilms: experiencia de 12 años en dos hospitales de alto nivel en Medellín, Colombia]]></article-title>
<source><![CDATA[Iatreia]]></source>
<year>2019</year>
<numero>32</numero>
<issue>32</issue>
<page-range>82-91</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[D&#8217;Angelo]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Di Cataldo]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Terenziani]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Bisogno]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Collini]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Di Martino]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Factors possibly affecting prognosis in children with Wilms&#8217; tumor diagnosed before 24 months of age: A report from the Associazione Italiana Ematologia Oncologia Pediatrica (AIEOP) Wilms Tumor WorkingGroup]]></article-title>
<source><![CDATA[Pediatr Blood Cancer]]></source>
<year>2017</year>
<numero>64</numero>
<issue>64</issue>
<page-range>12-64</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[Aronson]]></surname>
<given-names><![CDATA[DC]]></given-names>
</name>
<name>
<surname><![CDATA[Hadley]]></surname>
<given-names><![CDATA[GP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Age is not a prognostic factor in children with Wilms tumor beyond stage I in Africa]]></article-title>
<source><![CDATA[Pediatr Blood Cancer]]></source>
<year>2014</year>
<numero>61</numero>
<issue>61</issue>
<page-range>987-9</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[Reinhard]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Semler]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Bürger]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Bode]]></surname>
<given-names><![CDATA[U]]></given-names>
</name>
<name>
<surname><![CDATA[Flentje]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Göbel]]></surname>
<given-names><![CDATA[U]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Results of the SIOP 93-01/GPOH trial and study for the treatment of patients with unilateral non metastatic Wilms tumor]]></article-title>
<source><![CDATA[Klin Padiatr]]></source>
<year>2004</year>
<numero>216</numero>
<issue>216</issue>
<page-range>132-40</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[Dome]]></surname>
<given-names><![CDATA[JS]]></given-names>
</name>
<name>
<surname><![CDATA[Perlman]]></surname>
<given-names><![CDATA[EJ]]></given-names>
</name>
<name>
<surname><![CDATA[Graf]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Risk stratification for Wilms tumor: current approach and future directions]]></article-title>
<source><![CDATA[Am Soc Clin Oncol]]></source>
<year>2014</year>
<numero>34</numero>
<issue>34</issue>
<page-range>215-23</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[Uba]]></surname>
<given-names><![CDATA[AF]]></given-names>
</name>
<name>
<surname><![CDATA[Chirdan]]></surname>
<given-names><![CDATA[LB]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Childhood Wilms&#8217; tumour: prognostic factors in North Central Nigeria]]></article-title>
<source><![CDATA[West Afr J Med]]></source>
<year>2007</year>
<numero>26</numero>
<issue>26</issue>
<page-range>222-5</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[Ekenze]]></surname>
<given-names><![CDATA[SO]]></given-names>
</name>
<name>
<surname><![CDATA[Agugua-Obianyo]]></surname>
<given-names><![CDATA[NEN]]></given-names>
</name>
<name>
<surname><![CDATA[Odetunde]]></surname>
<given-names><![CDATA[OA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The challenge of nephroblastoma in a developing country]]></article-title>
<source><![CDATA[Ann Oncol]]></source>
<year>2006</year>
<numero>17</numero>
<issue>17</issue>
<page-range>1598-600</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[Axt]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Abdallah]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Axt]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Githanga]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Hansen]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Lessan]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Wilms tumor survival in Kenya]]></article-title>
<source><![CDATA[J Pediatr Surg]]></source>
<year>2013</year>
<numero>48</numero>
<issue>48</issue>
<page-range>1254-62</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[Atanda]]></surname>
<given-names><![CDATA[AT]]></given-names>
</name>
<name>
<surname><![CDATA[Anyanwu]]></surname>
<given-names><![CDATA[L-JC]]></given-names>
</name>
<name>
<surname><![CDATA[Atanda]]></surname>
<given-names><![CDATA[OJ]]></given-names>
</name>
<name>
<surname><![CDATA[Mohammad]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Abdullahi]]></surname>
<given-names><![CDATA[LB]]></given-names>
</name>
<name>
<surname><![CDATA[Farinyaro]]></surname>
<given-names><![CDATA[AU]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Wilms&#8217; tumour: Determinants of prognosis in an African setting]]></article-title>
<source><![CDATA[Afr J Paediatr Surg]]></source>
<year>2015</year>
<numero>12</numero>
<issue>12</issue>
<page-range>171-6</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[Abubakar]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Bwala]]></surname>
<given-names><![CDATA[JK]]></given-names>
</name>
<name>
<surname><![CDATA[Abdur-Rahman]]></surname>
<given-names><![CDATA[LO]]></given-names>
</name>
<name>
<surname><![CDATA[Chinda]]></surname>
<given-names><![CDATA[JY]]></given-names>
</name>
<name>
<surname><![CDATA[Adeniran]]></surname>
<given-names><![CDATA[JO]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Outcome of treatment of nephroblastoma in Nigerian children]]></article-title>
<source><![CDATA[Afr J Paediatr Surg]]></source>
<year>2010</year>
<numero>7</numero>
<issue>7</issue>
<page-range>45-52</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[Osuoji]]></surname>
<given-names><![CDATA[RI]]></given-names>
</name>
<name>
<surname><![CDATA[Williams]]></surname>
<given-names><![CDATA[OM]]></given-names>
</name>
<name>
<surname><![CDATA[Ajai]]></surname>
<given-names><![CDATA[OT]]></given-names>
</name>
<name>
<surname><![CDATA[Idika]]></surname>
<given-names><![CDATA[OC]]></given-names>
</name>
<name>
<surname><![CDATA[Abolarinwa]]></surname>
<given-names><![CDATA[AA]]></given-names>
</name>
<name>
<surname><![CDATA[Bankole]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Wilms&#8217; tumour: Experience in a developing tertiary centre in Nigeria]]></article-title>
<source><![CDATA[East Cent Afr J Surg]]></source>
<year>2011</year>
<numero>16</numero>
<issue>16</issue>
<page-range>123-8</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[Sangkhathat]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Chotsampancharaen]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Kayasut]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Patrapinyokul]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Chiengkriwate]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Kitichet]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Outcomes of pediatric nephroblastoma in southern Thailand]]></article-title>
<source><![CDATA[Asian Pac J Cancer Prev]]></source>
<year>2008</year>
<numero>9</numero>
<issue>9</issue>
<page-range>643-7</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[Saltzman]]></surname>
<given-names><![CDATA[AF]]></given-names>
</name>
<name>
<surname><![CDATA[Carrasco]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Amini]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Aldrink]]></surname>
<given-names><![CDATA[JH]]></given-names>
</name>
<name>
<surname><![CDATA[Dasgupta]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Gow]]></surname>
<given-names><![CDATA[KW]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Patterns of lymph node sampling and the impact of lymph node density in favorable histology Wilms tumor: An analysis of the national cancer database]]></article-title>
<source><![CDATA[J Pediatr Urol]]></source>
<year>2018</year>
<volume>161</volume>
<numero>14</numero>
<issue>14</issue>
<page-range>e1-161.e8</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[Zhuge]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Cheung]]></surname>
<given-names><![CDATA[MC]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Koniaris]]></surname>
<given-names><![CDATA[LG]]></given-names>
</name>
<name>
<surname><![CDATA[Neville]]></surname>
<given-names><![CDATA[HL]]></given-names>
</name>
<name>
<surname><![CDATA[Sola]]></surname>
<given-names><![CDATA[JE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Improved survival with lymph node sampling in Wilms tumor]]></article-title>
<source><![CDATA[J Surg Res]]></source>
<year>2011</year>
<numero>167</numero>
<issue>167</issue>
<page-range>e199-203</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[Kutluk]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Varan]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Büyükpamukçu]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Atahan]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Ca&#287;lar]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Akyüz]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Improved survival of children with Wilms tumor]]></article-title>
<source><![CDATA[J Pediatr Hematol Oncol]]></source>
<year>2006</year>
<numero>28</numero>
<issue>28</issue>
<page-range>423-6</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[Breslow]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Sharples]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Beckwith]]></surname>
<given-names><![CDATA[JB]]></given-names>
</name>
<name>
<surname><![CDATA[Takashima]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Kelalis]]></surname>
<given-names><![CDATA[PP]]></given-names>
</name>
<name>
<surname><![CDATA[Green]]></surname>
<given-names><![CDATA[DM]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Prognostic factors in non metastatic, favorable histology Wilms&#8217; tumor. Results of the Third National Wilms&#8217; Tumor Study]]></article-title>
<source><![CDATA[Cancer]]></source>
<year>1991</year>
<numero>68</numero>
<issue>68</issue>
<page-range>2345-53</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[Fernandez]]></surname>
<given-names><![CDATA[CV]]></given-names>
</name>
<name>
<surname><![CDATA[Mullen]]></surname>
<given-names><![CDATA[EA]]></given-names>
</name>
<name>
<surname><![CDATA[Chi]]></surname>
<given-names><![CDATA[Y-Y]]></given-names>
</name>
<name>
<surname><![CDATA[Ehrlich]]></surname>
<given-names><![CDATA[PF]]></given-names>
</name>
<name>
<surname><![CDATA[Perlman]]></surname>
<given-names><![CDATA[EJ]]></given-names>
</name>
<name>
<surname><![CDATA[Kalapurakal]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Outcome and prognostic factors in stage III favorable-histology Wilms tumor: A report from the Children&#8217;s Oncology Group Study AREN0532]]></article-title>
<source><![CDATA[J Clin Oncol]]></source>
<year>2018</year>
<numero>36</numero>
<issue>36</issue>
<page-range>254-61</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[Kinoshita]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Suminoe]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Inada]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Yagi]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Yanai]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Zaizen]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The prognostic significance of blastemal predominant histology in initially resected Wilms&#8217; tumors: a report from the Study Group for Pediatric Solid Tumors in the Kyushu Area, Japan]]></article-title>
<source><![CDATA[J Pediatr Surg]]></source>
<year>2012</year>
<numero>47</numero>
<issue>47</issue>
<page-range>2205-9</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[Aoba]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Urushihara]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Fukumoto]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Furuta]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Fukuzawa]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Mitsunaga]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Relapse of unilateral favorable histology Wilms&#8217; tumor: significant clinicopathological factors]]></article-title>
<source><![CDATA[J Pediatr Surg]]></source>
<year>2012</year>
<numero>47</numero>
<issue>47</issue>
<page-range>2210-5</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[Vujani&#263;]]></surname>
<given-names><![CDATA[GM]]></given-names>
</name>
<name>
<surname><![CDATA[Gessler]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Ooms]]></surname>
<given-names><![CDATA[AHAG]]></given-names>
</name>
<name>
<surname><![CDATA[Collini]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Coulomb- l&#8217;Hermine]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[D&#8217;Hooghe]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The UMBRELLA SIOP-RTSG 2016 Wilms tumour pathology and molecular biology protocol.]]></article-title>
<source><![CDATA[Nat Rev Urol]]></source>
<year>2018</year>
<numero>15</numero>
<issue>15</issue>
<page-range>693-701</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[Zani]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Schiavetti]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Gambino]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Cozzi]]></surname>
<given-names><![CDATA[DA]]></given-names>
</name>
<name>
<surname><![CDATA[Conforti]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Cozzi]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Long-term outcome of nephron sparing surgery and simple nephrectomy for unilateral localized Wilms tumor]]></article-title>
<source><![CDATA[J Urol]]></source>
<year>2005</year>
<numero>173</numero>
<issue>173</issue>
<page-range>946-8</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[Sarhan]]></surname>
<given-names><![CDATA[OM]]></given-names>
</name>
<name>
<surname><![CDATA[El-Baz]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Sarhan]]></surname>
<given-names><![CDATA[MM]]></given-names>
</name>
<name>
<surname><![CDATA[Ghali]]></surname>
<given-names><![CDATA[AM]]></given-names>
</name>
<name>
<surname><![CDATA[Ghoneim]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Bilateral Wilms&#8217; tumors: single-center experience with 22 cases and literature review]]></article-title>
<source><![CDATA[Urology]]></source>
<year>2010</year>
<numero>76</numero>
<issue>76</issue>
<page-range>946-51</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
