Duodenal ulcers.
D000863:Antacids / Q000627:therapeutic use; D002927:Cimetidine / Q000627:therapeutic use; D004381:Duodenal Ulcer / Q000150:complications / Q000628:therapy*; D006801:Humans; D010438:Peptic Ulcer Hemorrhage / Q000628:therapy
D000863:Antacids; D002927:Cimetidine