[Internal spontaneous biliary fistula following duodenal ulcer or biliary calculi].
D001658:Biliary Fistula / Q000209:etiology*; D002769:Cholelithiasis / Q000150:complications*; D004381:Duodenal Ulcer; D005402:Fistula; D042882:Gallstones; D006801:Humans; D010437:Peptic Ulcer / Q000150:complications*
BILIARY FISTULA/etiology; CHOLELITHIASIS/complications; PEPTIC ULCER/complications