title: Campylobacter pylori and ulcer recurrence.
mesh_terms: D001729:Bismuth / Q000627:therapeutic use; D002169:Campylobacter Infections / Q000150:complications*; D004381:Duodenal Ulcer / Q000150:complications* / Q000188:drug therapy; D005260:Female; D006635:Histamine H2 Antagonists / Q000627:therapeutic use; D006801:Humans; D008297:Male; D012008:Recurrence
chemical_list: D006635:Histamine H2 Antagonists; D001729:Bismuth