Estefan, Alberto, Luis Pérez Billi, Jorge González, Gustavo Nuchowich, and Enrique Sojo. 1984. “Pre-Operative Diagnosis of ‘problem’ Cholostatic Jaundice”. Cirugía Del Uruguay 54 (2):115-19. https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/3537.