Estefan, A. (1981) “Hepaticojejunostomy as a Palliative Procedure in Biliary Obstruction due to Pancreatic Tumors.: about 39 cases”, Cirugía del Uruguay, 51(2), pp. 131–137. Available at: https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/3299 (Accessed: 14 June 2026).