<?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>2307-0420</journal-id>
<journal-title><![CDATA[Cirugía paraguaya]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Cir. Parag.]]></abbrev-journal-title>
<issn>2307-0420</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Paraguaya de Cirugía]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2307-04202016000200012</article-id>
<article-id pub-id-type="doi">10.18004/sopaci.noviembre.12-18</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[FRECUENCIA DE TRATAMIENTO QUIRURGICO CURATIVO DE LAS NEOPLASIAS PERIAMPULARES. EXPERIENCIA EN BASE A 122 CASOS]]></article-title>
<article-title xml:lang="en"><![CDATA[FREQUENCY IN CURATIVE SURGICAL TREATMENT OF PERIAMPULLARY TUMORS. EXPERIENCE BASED ON 122 CASES]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Montiel Roa]]></surname>
<given-names><![CDATA[Arnaldo José]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fleitas Oviedo]]></surname>
<given-names><![CDATA[Diego Julián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vargas Velázquez]]></surname>
<given-names><![CDATA[Jessica María Angélica]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Central del Instituto de Previsión Social (IPS)  ]]></institution>
<addr-line><![CDATA[Asunción ]]></addr-line>
<country>Paraguay</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Hospital Central del Instituto de Previsión Social (IPS)  ]]></institution>
<addr-line><![CDATA[Asunción ]]></addr-line>
<country>Paraguay</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Hospital Central del Instituto de Previsión Social (IPS)  ]]></institution>
<addr-line><![CDATA[Asunción ]]></addr-line>
<country>Paraguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>11</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>11</month>
<year>2016</year>
</pub-date>
<volume>40</volume>
<numero>2</numero>
<fpage>12</fpage>
<lpage>18</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_arttext&amp;pid=S2307-04202016000200012&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_abstract&amp;pid=S2307-04202016000200012&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_pdf&amp;pid=S2307-04202016000200012&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción : Los tumores periampulares son aquellos que se desarrollan en un área de 2 cm próxima de la papila de Vater; en este grupo se encuentran los tumores de cabeza de páncreas, los de la ampolla de Vater, los del colédoco intrapancreático y duodenales.  Objetivo:  Determinar la frecuencia de tratamiento quirúrgico curativo de los tumores de la región periampular en el servicio de Cirugía General del Hospital Central del Instituto de Previsión Social.  Metodología: investigación retrospectiva, observacional descriptiva y de corte transversoen el periodo 2009-2015.  Resultados : se estudiaron 122 casos, la frecuencia de tumores periampulares resecables intraoperatoriamente, y por tanto sometidos a duodeno pancreatectomía cefálica fue de 38.52%, que corresponde a 47 casos del total. La relación de varón/mujer fue de 1,3/1. El promedio de edad fue 64,67 años. La ictericia fue el signo y síntoma prevalente y el primero en aparecer. Se realizó ecografía y tomografía en todos los pacientes. Ningún paciente fue sometido a ecoendoscopia. El tipo histológico más frecuente fue adenocarcinoma ductal de páncreas con 89 casos (72,95%).  Conclusión: la estatificación quirúrgica determinando la resecabilidad o no de dichos tumores es fundamental para evitar procedimientos cruentos innecesarios, la ecografía y tomografía son estudios necesarios para la determinación de resecabilidad, pero que muchas veces necesitan ser reforzados con otros estudios como la eco endoscopia que evitaría los falsos resecables que ingresan a quirófano innecesariamente. Situación encontrada muy frecuentemente en este estudio.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction: Periampullary tumors are most often localizated in a 2 cm area next to the ampulla of Vater, and this group included the head of pancreas carcinoma, Vater´s ampulla carcinoma, intrapancreatic cholangiocarcinoma and duodenal carcinoma.  Objective: to define the frequency of curative surgical treatment in tumors of periampullar region at the Service of General Surgery of Instituto de Previsión Social.  Patients and Method : a retrospective, observational and descriptive study between 2009 and 2015.  Results:  In 122 cases, 47 of them (38,5%) had a resectability criteria and was performed a CDP surgery in these cases. There wasn´t difference of presentation according to gender. The average age was 64,67 years old. Jaundice was the first symptom showed and the most common. It was performed ultrasonography and CT scan in all patients. The most common histological type was the pancreatic ductal adenocarcinoma in 89 patients  Conclusion: The staging of the periampullar tumors and the resectabilty criteria are very important parameters to avoid an unnecessary surgical procedure. Ultrasonography and CT scan are important tools to clarify the resectability criteria, even better if they are accompanied by endoscopic ultrasound.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[páncreas]]></kwd>
<kwd lng="es"><![CDATA[tumores periampulares]]></kwd>
<kwd lng="es"><![CDATA[resecabilidad.]]></kwd>
<kwd lng="en"><![CDATA[pancreas]]></kwd>
<kwd lng="en"><![CDATA[periampullary tumors]]></kwd>
<kwd lng="en"><![CDATA[respectability.]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Giménez]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
</person-group>
<source><![CDATA[Cirugía: fundamentos para la práctica clínico-quirúrgica]]></source>
<year>2014</year>
<publisher-loc><![CDATA[Madrid ]]></publisher-loc>
<publisher-name><![CDATA[Médica Panamericana]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zuidema]]></surname>
<given-names><![CDATA[GD]]></given-names>
</name>
<name>
<surname><![CDATA[Yeo]]></surname>
<given-names><![CDATA[CJ]]></given-names>
</name>
</person-group>
<source><![CDATA[Cirugía del aparato digestivo]]></source>
<year>2005</year>
<publisher-loc><![CDATA[Buenos Aires ]]></publisher-loc>
<publisher-name><![CDATA[Médica Panamericana]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Parrilla Paricio]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Jaurrieta Mas]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Moreno Azcoita]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<source><![CDATA[Cirugía AEC]]></source>
<year>2005</year>
<publisher-loc><![CDATA[Madrid ]]></publisher-loc>
<publisher-name><![CDATA[Médica panamericana]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schwartz]]></surname>
<given-names><![CDATA[SI]]></given-names>
</name>
<name>
<surname><![CDATA[Brunicardi]]></surname>
<given-names><![CDATA[FC]]></given-names>
</name>
<name>
<surname><![CDATA[Andersen]]></surname>
<given-names><![CDATA[DK]]></given-names>
</name>
</person-group>
<source><![CDATA[Schwartz Principios de Cirugía.]]></source>
<year>2011</year>
<edition>9no</edition>
<publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[McGraw-Hill Interamericana]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ferraina]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Oria]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<source><![CDATA[Cirugía de Michans]]></source>
<year>2008</year>
<edition>5</edition>
<publisher-loc><![CDATA[Buenos Ai-res ]]></publisher-loc>
<publisher-name><![CDATA[El Ateneo]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Resultados actuales de la pancreatoduode-nectomia para el tratamiento de los tumores periampu-lares y análisis de factores pronósticos de sobrevida]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Norero]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Viñuela]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Baez]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Martinez]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Reyes]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Kusa-novic]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<source><![CDATA[Rev Med Chile]]></source>
<year>2011</year>
<volume>139</volume>
<page-range>1015-24</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Evaluacion y seguimiento de los pacientes sometidos a operación de Whipple o duodenopancreatectomia cefálica en un hospital de IV nivel de Medellin]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hoyos]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Duarte]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Franco]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Chavez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Gomez]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Sanchez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[Rev Colomb Cir]]></source>
<year>2012</year>
<volume>27</volume>
<page-range>114-20</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Tumores pe-riampulares]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pozzo-Salvatierra]]></surname>
<given-names><![CDATA[BL]]></given-names>
</name>
<name>
<surname><![CDATA[Kimura-Fujikami]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<source><![CDATA[Anales de Radiología México]]></source>
<year>2013</year>
<volume>12</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>95-104</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Neoplasias periampulares]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gil Giobely]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Albarracin]]></surname>
<given-names><![CDATA[ZA]]></given-names>
</name>
<name>
<surname><![CDATA[Joya]]></surname>
<given-names><![CDATA[PP]]></given-names>
</name>
<name>
<surname><![CDATA[Jauregui]]></surname>
<given-names><![CDATA[CE]]></given-names>
</name>
<name>
<surname><![CDATA[Silva]]></surname>
<given-names><![CDATA[RC]]></given-names>
</name>
<name>
<surname><![CDATA[Albarracin]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<source><![CDATA[Gen.]]></source>
<year>2008</year>
<volume>62</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>29-31</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Quality of life and outcomes after pancreatico duodenectomy]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Huang]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
<name>
<surname><![CDATA[Yeo Ch]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Sohn]]></surname>
<given-names><![CDATA[TA]]></given-names>
</name>
<name>
<surname><![CDATA[Lillemoe]]></surname>
<given-names><![CDATA[KD]]></given-names>
</name>
<name>
<surname><![CDATA[Sauter]]></surname>
<given-names><![CDATA[PK]]></given-names>
</name>
<name>
<surname><![CDATA[Coleman]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[Ann Surg]]></source>
<year>2000</year>
<volume>231</volume>
<page-range>890-8</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[1423 pancreaticoduo-denectomies for pancreatic cancer A single-institution experience]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Huang Winter]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Cameron]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Campbell]]></surname>
<given-names><![CDATA[KA]]></given-names>
</name>
<name>
<surname><![CDATA[Arnold]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Chang]]></surname>
<given-names><![CDATA[DC]]></given-names>
</name>
<name>
<surname><![CDATA[Coleman]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[J Gastrointest Surg]]></source>
<year>2006</year>
<volume>10</volume>
<page-range>1199-210</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Survival following curative resection for pancreatic ductal adenocarcinoma A systematic review of the literature]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Garcea]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Dennison]]></surname>
<given-names><![CDATA[AR]]></given-names>
</name>
<name>
<surname><![CDATA[Pattenden]]></surname>
<given-names><![CDATA[CJ]]></given-names>
</name>
<name>
<surname><![CDATA[Neal]]></surname>
<given-names><![CDATA[ChP]]></given-names>
</name>
<name>
<surname><![CDATA[Sutton]]></surname>
<given-names><![CDATA[ChD]]></given-names>
</name>
<name>
<surname><![CDATA[Berry]]></surname>
<given-names><![CDATA[DP]]></given-names>
</name>
</person-group>
<source><![CDATA[JOP J Pancreas]]></source>
<year>2008</year>
<volume>9</volume>
<page-range>99-132</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Cáncer de Páncreas en manual de Oncología, Procedimientos médicoquirúrgicos]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Granados]]></surname>
<given-names><![CDATA[GM]]></given-names>
</name>
<name>
<surname><![CDATA[Herrera]]></surname>
<given-names><![CDATA[GA]]></given-names>
</name>
</person-group>
<source><![CDATA[Insituto Nacional de Cancerología, 4ta edición, México]]></source>
<year>2010</year>
<page-range>649</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Six hundred fifty consecutive pancreatoduodenectomies in the 1990s Pathology, complications and outcomes]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yeo]]></surname>
<given-names><![CDATA[CJ]]></given-names>
</name>
<name>
<surname><![CDATA[Cameron]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Sohn]]></surname>
<given-names><![CDATA[TA]]></given-names>
</name>
</person-group>
<source><![CDATA[Ann Surg]]></source>
<year>1997</year>
<volume>226</volume>
<page-range>248</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Periampullary cancers are there differences?]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sarmiento]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Nagorney]]></surname>
<given-names><![CDATA[DM]]></given-names>
</name>
<name>
<surname><![CDATA[Sarr]]></surname>
<given-names><![CDATA[MG]]></given-names>
</name>
</person-group>
<source><![CDATA[Surg Clin North Am]]></source>
<year>2001</year>
<volume>81</volume>
<page-range>543-55</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Tumores periampulares]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pozzo-Salvatierra]]></surname>
<given-names><![CDATA[BL]]></given-names>
</name>
<name>
<surname><![CDATA[Kimura-Fujikami]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<source><![CDATA[Anales de Radiología]]></source>
<year>2013</year>
<volume>12</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>95-104</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Resultados a largo plazo de la duodenopan-createctomía cefálica con resección de la vena mesentéri-ca superior y vena porta por adenocarcinoma de la cabeza de páncreas]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Landi]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Dopazo]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Sapisochin]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Beisan]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Blanco]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Caralt]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<source><![CDATA[Cir Esp]]></source>
<year>2015</year>
<volume>93</volume>
<page-range>522-9</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[CT Evaluation of the Bulging Papilla with Endoscopic Correlation]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Kyung]]></surname>
<given-names><![CDATA[NL]]></given-names>
</name>
<name>
<surname><![CDATA[Woo]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<source><![CDATA[Radio Graphics]]></source>
<year>2007</year>
<volume>27</volume>
<page-range>1023-38</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Tratamiento quirúrgico del adenocar-cinoma pancreático mediante duodenopancreatectomia cefálica (parte 1) Complicaciones post operatorias en 204 casos en un centro de referencia]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Busquests]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Fabregat]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Jorba]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Pelaez]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Garcia-Borobia]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Masuet]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<source><![CDATA[Cir Esp]]></source>
<year>2010</year>
<volume>88</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>209-307</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Tratamiento quirúrgico del adenocarci-noma pancreático mediante duodenopancreatectomia ce-fálica (parte 2) Seguimiento a largo plazo tras 204 casos]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Busquests]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Fabregat]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Jorba]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Pelaez]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Garcia-Borobia]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Masuet]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<source><![CDATA[Cir Esp]]></source>
<year>2010</year>
<volume>88</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>374-82</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Duodenopancreatectomia en ancianos Evaluación de resultados]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Morales]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Cuadrado]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Noguera]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Vicens]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Socías Mir]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<source><![CDATA[Cir Esp]]></source>
<year>2012</year>
<volume>90</volume>
<page-range>369-75</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Procedimientos paliativos en las neoplasias biliopancreáticas]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Giménez]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
<name>
<surname><![CDATA[Castilla]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<source><![CDATA[Revista Argentina de Cirugía]]></source>
<year>2007</year>
<page-range>15</page-range><publisher-loc><![CDATA[Buenos Aires ]]></publisher-loc>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
