Piacenza, G., Czarnevicz, D. and Ferreira, C. (1994) “Complications in treatment gastroduodenal ulcer surgery”, Cirugía del Uruguay, 64(3), pp. 179–185. Available at: https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/4125 (Accessed: 29 March 2026).