Carbó, Alberto. “Hypotonlc Duodenography. For Papilla neoplasms’ Diagnosis”. Cirugía del Uruguay 57, no. 6 (April 13, 1987): 196–199. Accessed May 27, 2026. https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/3803.