Surgery for duodenal ulcer.
D001706:Biopsy; D004380:Duodenal Obstruction / Q000209:etiology; D004381:Duodenal Ulcer / Q000150:complications / Q000175:diagnosis / Q000601:surgery*; D005500:Follow-Up Studies; D005743:Gastrectomy; D005745:Gastric Acidity Determination; D005750:Gastric Juice / Q000378:metabolism; D005763:Gastroenterostomy; D006801:Humans; D008722:Methods; D010437:Peptic Ulcer / Q000209:etiology; D010438:Peptic Ulcer Hemorrhage / Q000209:etiology; D010439:Peptic Ulcer Perforation / Q000209:etiology / Q000601:surgery; D011183:Postoperative Complications; D011708:Pylorus / Q000601:surgery; D013276:Stomach Ulcer / Q000209:etiology; D013536:Suture Techniques; D014628:Vagotomy