ESTAPÉ, Gonzalo; VIOLA NÚÑEZ, Humberto. Diagnosis and treatment of volvulus of the sigmoid colon. Cirugía del Uruguay, [S. l.], v. 43, n. 5, p. 419–422, 1973. Disponível em: https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/2487. Acesso em: 14 jun. 2026.