Estefan, Alberto, Luis Pérez Billi, Jorge González, Gustavo Nuchowich, and Enrique Sojo. “Pre-Operative Diagnosis of ‘problem’ Cholostatic Jaundice”. Cirugía del Uruguay 54, no. 2 (April 8, 1984): 115–119. Accessed June 10, 2026. https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/3537.