title: A debate: we should seldom operate on uncomplicated duodenal ulcer.
mesh_terms: D000897:Anti-Ulcer Agents / Q000627:therapeutic use; D002908:Chronic Disease; D004381:Duodenal Ulcer / Q000453:epidemiology / Q000601:surgery* / Q000628:therapy; D006801:Humans; D008390:Markov Chains; D012008:Recurrence; D014629:Vagotomy, Proximal Gastric
chemical_list: D000897:Anti-Ulcer Agents