Outcome of surgery for rectal cancer in octogenarians. Swiss Medical Weekly, [S. l.], v. 136, n. 1112, p. 185–188, 2006. DOI: 10.4414/smw.2006.11316. Disponível em: https://smw.ch/index.php/smw/article/view/587. Acesso em: 4 nov. 2025.