title: Controlled comparison of two dosage regimens of cimetidine in duodenal ulcer: a multicenter study.
mesh_terms: D002927:Cimetidine / Q000008:administration & dosage* / Q000627:therapeutic use; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D004334:Drug Administration Schedule; D004381:Duodenal Ulcer / Q000188:drug therapy*; D006146:Guanidines / Q000008:administration & dosage*; D006801:Humans
chemical_list: D006146:Guanidines; D002927:Cimetidine