title: Histamine-2-receptor blocker cimetidine in African patients with duodenal ulceration--a preliminary communication.
mesh_terms: D000328:Adult; D000349:Africa; D002927:Cimetidine / Q000627:therapeutic use*; D004381:Duodenal Ulcer / Q000188:drug therapy*; D005260:Female; D006146:Guanidines / Q000627:therapeutic use*; D006635:Histamine H2 Antagonists / Q000627:therapeutic use*; D006801:Humans; D008297:Male; D008875:Middle Aged
chemical_list: D006146:Guanidines; D006635:Histamine H2 Antagonists; D002927:Cimetidine