Experience in the management of neoplastic gastric outlet obstruction in patients at the Hospital Universitario San Ignacio in Bogotá, Colombia A.F. Ovalle-Hernández; R.D. Vargas-Rubio;

Colorectal cancer screening program implementation: biennial adherence and participation patterns B.A. Priego-Parra; A. Triana-Romero; A. Inurreta-Vásquez; H. Laffitte-García; G.A. Violante-Hernández; S.S. Jiménez-Rodríguez; G.P. Martínez-Pérez; A. Meixueiro-Daza; P. Grube-Pagola; J.M. Remes-Troche;

Hepatocellular carcinoma in Peru: A molecular description of an unconventional clinical presentation J. Contreras-Mancilla; J.P. Cerapio; E. Ruiz; R. Fernández; S. Casavilca-Zambrano; C. Machicado; J.J. Fournié; P. Pineau; S. Bertani;