Duodenal fistula: The most lethal surgical complication in a case series of radical gastrectomy - Ramos, Marcus Fernando Kodama Pertille; Pereira, Marina Alessandra; Barchi, Leandro Cardoso; Yagi, Osmar Kenji; Dias, Andre Roncon; Szor, Daniel Jose; Zilberstein, Bruno; Ribeiro-junior, Ulysses; Cecconello, Ivan (International journal of surgery, 2018)