Viola Núñez, H., Ant´unez da Graca, C., Ram´´irez Pintos, W., & Huelmo Ozano, R. (1980). Gastrectomies for Gastroduodenal Ulcus. Revista Cirugía Del Uruguay, 50(6), 503–505. Retrieved from https://revista.scu.org.uy/index.php/cir_urug/article/view/3235