title: Relapse of duodenal ulcer.
mesh_terms: D000897:Anti-Ulcer Agents / Q000627:therapeutic use; D004381:Duodenal Ulcer / Q000188:drug therapy*; D006801:Humans; D009942:Organometallic Compounds / Q000627:therapeutic use; D012008:Recurrence
chemical_list: D000897:Anti-Ulcer Agents; D009942:Organometallic Compounds; C002791:bismuth tripotassium dicitrate