Beguiristain, A., Bogliaccini, G. and Praderi, R. (1980) “Primitive Distal Duodenal Caucer. Duodenectomy”, Cirugía del Uruguay, 50(6), pp. 571–573. Available at: https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/3231 (Accessed: 28 March 2026).