Brazilian Group of Gastrointestinal Tumours' consensus guidelines for the management of gastric cancer - Peixoto, Renata D'Alpino; Rocha-filho, Duilio R; Weschenfelder, Rui F; Rego, Juliana F. M; Riechelmann, Rachel; Coutinho, Anelisa K; Fernandes, Gustavo S; Jacome, Alexandre A; Mello, Evandro Sobroza de; Ribeiro Junior, Ulysses (Ecancermedicalscience, 2020)