Estapé, Gonzalo, Nelson Marabotto, and Omar Rompani. “Sigmoid Volvulus: Devolvulación endoscópica”. Cirugía del Uruguay 53, no. 5 (April 8, 1983): 380–382. Accessed May 23, 2026. https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/3514.