title: Long-term management of duodenal ulcer.
mesh_terms: D000328:Adult; D000863:Antacids / Q000627:therapeutic use; D002927:Cimetidine / Q000627:therapeutic use*; D003718:Denmark; D004381:Duodenal Ulcer / Q000188:drug therapy* / Q000401:mortality / Q000523:psychology; D005260:Female; D006146:Guanidines / Q000627:therapeutic use*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010919:Placebos; D012008:Recurrence; D013997:Time Factors; D006113:United Kingdom; D014481:United States
chemical_list: D000863:Antacids; D006146:Guanidines; D010919:Placebos; D002927:Cimetidine