Ulcer recurrence versus death in peptic ulcer surgery.
D004381:Duodenal Ulcer / Q000401:mortality* / Q000601:surgery*; D005743:Gastrectomy; D006801:Humans; D011183:Postoperative Complications; D011708:Pylorus / Q000601:surgery*; D013223:Statistics as Topic; D014628:Vagotomy