Choledochoduodenal fistula: a rare complication of duodenal ulcer report of three cases.
D000368:Aged; D001658:Biliary Fistula / Q000209:etiology*; D003135:Common Bile Duct; D003937:Diagnosis, Differential; D004378:Duodenal Diseases / Q000209:etiology*; D004381:Duodenal Ulcer / Q000150:complications*; D006801:Humans; D007412:Intestinal Fistula / Q000209:etiology*; D008297:Male; D008875:Middle Aged