Gastroduodenal ulceration in renal transplant patients.
D006801:Humans; D016030:Kidney Transplantation; D010437:Peptic Ulcer / Q000209:etiology*; D010438:Peptic Ulcer Hemorrhage / Q000209:etiology; D010439:Peptic Ulcer Perforation / Q000209:etiology; D011183:Postoperative Complications / Q000517:prevention & control