Impact of COVID-19 pandemic on the surgical treatment of gastric cancer Amanda Juliani Arneiro; Marcus Fernando Kodama Pertille Ramos; Marina Alessandra Pereira; André Roncon Dias; Bruno Zilberstein; Ulysses Ribeiro; Sergio Carlos Nahas;

Surgical treatment of gastric cancer: A single center¿s 15-year experience Marcus Fernando Kodama Pertille Ramos; Marina Alessandra Pereira; Andre Roncon Dias; Osmar Kenji Yagi; Bruna de Camargo Nigro; Carolina Ribeiro Victor; Juliana Depra Panichella; Poliana Fonseca Zampieri; João Vitor Antunes Gregorio; Fauze Maluf-Filho; Edia Filomena Di Tullio Lopes; Evandro Sobroza de Mello; Ulysses Ribeiro-Junior;

Correlation between liver volume drainage and clinical success after endoscopic biliary drainage of hilar malignant obstruction Jennifer Nakamura Ruas; Ernesto Quaresma Mendonça; Luciano Lenz; Gustavo Andrade de Paulo; Ricardo Uemura Sato; José Jukemura; Ulysses Ribeiro Junior; Fauze Maluf-Filho; Bruno Costa Martins;