Is it Safe to Perform Elective Colorectal Surgical Procedures during the COVID-19 Pandemic? A Single Institution Experience with 103 Patients Lucas Faraco Sobrado; Caio Sergio Rizkallah Nahas; Carlos Frederico Sparapan Marques; Guilherme Cutait de Castro Cotti; Antônio Rocco Imperiale; Pedro Averbach; José Donizeti de Meira; Natally Horvat; Ulysses Ribeiro-Júnior; Ivan Cecconello; Sergio Carlos Nahas;

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;

Delayed diagnosis and increased mortality risk: Assessing the effects of the COVID-19 pandemic on breast cancer recurrence Lindson Mühlmann; Franklin Fernandes Pimentel; Daniel Guimarães Tiezzi; Hélio Humberto Angotti Carrara; Jurandyr Moreira de Andrade; Francisco José Candido dos Reis;