Emergency surgery in bleeding peptic ulcer.
D000368:Aged; D004381:Duodenal Ulcer / Q000401:mortality / Q000601:surgery; D004630:Emergencies; D005743:Gastrectomy / Q000401:mortality; D006801:Humans; D008875:Middle Aged; D010438:Peptic Ulcer Hemorrhage / Q000401:mortality / Q000601:surgery*; D011183:Postoperative Complications / Q000401:mortality; D011708:Pylorus / Q000601:surgery; D013276:Stomach Ulcer / Q000601:surgery; D014628:Vagotomy / Q000401:mortality