Vol. 41 No. 3 (2021)

Published: 09/30/2021

EDITORIAL

Farewell to a friend

Alejandro Piscoya

143
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ARTÍCULOS ORIGINALES

Irritable bowel syndrome prevalence in Latin America

Yessica Pontet, Carolina Olano

144-149
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Comparative prevalence of adenomatous polyps in people aged 45 to 49 years and in people over 50 years of age in a Colombian population: a case-control study

Diego Cano, William Otero, Martín Gómez, Hernando Marulanda

150-155
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Efficacy and safety of lyophilized concentrate purple corn (Zea mays L.) in preventing the formation of colonic polyps

Carlos Ichiyanagui R., César Soriano A., Oscar Frisancho V.

156-163
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Prevalence of viral hepatitis type C in blood donors in Peru 2016 - 2017

Alvaro Bellido, Enrique Argumanis, Patricia Segura, Martin Tagle

164-168
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Association between the type of major duodenal papilla and difficult biliary cannulation in a private tertiary center

Constantino Gutierrez-De Aranguren, Victor Parra-Perez, Alonso Soto, Arturo Fernando Ruesta Córdova, Isabel Veramendi-Schult, Margarita Paula Hung Quiero, María Esther Alba Rodríguez

169-175
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Effectiveness of simulation in endoscopic retrograde cholangiopancreatography (ERCP) for successful bile duct cannulation: systematic review and meta-analysis

Manuel Arrieta G., Luis Carlos Dominguez, Neil Valentin Vega

176-183
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REPORTES DE CASOS

Endoscopic removal of a toothbrush in a young adult with psychiatric disorder

Claudia Alvizuri-Gómez, Jorge Espinoza-Ríos

184-186
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Hepatic cystic metastases: case report

César Vargas-Alayza, César Castro Villalobos

187-190
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ARTICULOS ESPECIALES

Clinical practice guidelines for diagnosis and management of Helicobacter pylori infection in gastroduodenal diseases of the Peruvian Health Social Security (EsSalud)

Guillermo Otoya-Moreno, Naysha Becerra-Chauca, Harold Benites-Goñi, César García-Delgado, Eduardo Ruiz-Gárate, Nelly Vásquez-Velarde, David García-Gomero, Lesly Chávez-Rimache, Carolina Delgado-Flores, Stefany Salvador-Salvador, David Jumpa-Armas, José Montes-Alvis, Vladimir Ernesto Santos Sánchez

191-200
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IN MEMORIAM

Dr. Oscar Frisancho Velarde

Carlos Ichiyanagui R.

201-202
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