Mérola, Lorenzo, and Agustín Fronzutti. “Duodeno-Canalicular Backflow Biliary Pancreatic”. Cirugía Del Uruguay, vol. 47, no. 3, Mar. 1977, pp. 232-5, https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/2877.