Gastrointestinal Endoscopy Division;
Department of Gastroenterology;
Hospital das Clínicas da Faculdade de Medicina da Universidade de Sao Paulo;
Guidelines Program Coordinator;
Brazilian Medical Association (AMB);
Gastrointestinal Surgery Division;
Sao Paulo State Cancer Institute (ICESP);
Hospital das Clínicas da Faculdade de Medicina da Universidade de Sao Paulo;
Gastric cancer; Endoscopy; Gastroscopy; Gastrectomy; Surgery; Systematic review;