Colonic ulceration and haemorrhage in renal transplantation.
D003108:Colonic Diseases / Q000209:etiology*; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D016030:Kidney Transplantation; D011183:Postoperative Complications / Q000209:etiology; D014456:Ulcer / Q000209:etiology