title: Duodenal ulcers.
mesh_terms: 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
chemical_list: D000863:Antacids; D002927:Cimetidine