Estefan, Alberto, Roberto Grezzi, Daniel Montano, Fernando Lagos, Gonzalo Fernández, and Gerardo Bruno. “Open Cholecystectomy of Choice Personal Series of 2,112 Consecutive Cases”. Cirugía del Uruguay 65, no. 2 (April 18, 1995): 106–110. Accessed March 28, 2026. https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/4188.