Obscure lower gastrointestinal tract bleeding.
Thomas
M G
MG
Academic Department of Surgery, Bristol Royal Infirmary, Bristol BS2 8HW, UK.
D000792:Angiography / Q000379:methods; D016099:Endoscopy, Gastrointestinal / Q000379:methods; D006471:Gastrointestinal Hemorrhage / Q000601:surgery*; D006801:Humans; D011300:Preoperative Care / Q000379:methods