[Developmental complications of duodenal ulcers and their treatment].
D004381:Duodenal Ulcer; D006801:Humans; D010437:Peptic Ulcer / Q000150:complications*; D010438:Peptic Ulcer Hemorrhage; D010439:Peptic Ulcer Perforation
PEPTIC ULCER HEMORRHAGE; PEPTIC ULCER PERFORATION; PEPTIC ULCER/complications