title: Maintenance treatment of duodenal ulcer with cimetidine.
mesh_terms: D002927:Cimetidine / Q000627:therapeutic use*; D004381:Duodenal Ulcer / Q000188:drug therapy* / Q000601:surgery; D006146:Guanidines / Q000627:therapeutic use*; D006801:Humans; D012008:Recurrence
chemical_list: D006146:Guanidines; D002927:Cimetidine