TY - GEN AU - Avots-Avotins,K V AU - Waugh,D E TI - Colonic bleeding in the elderly SN - 0749-0690 PY - 1986///0430 KW - Aged KW - Arteriovenous Malformations KW - complications KW - Colon KW - blood supply KW - Colonic Diseases KW - etiology KW - Diverticulum, Colon KW - Gastrointestinal Hemorrhage KW - Humans N1 - Publication Type: Journal Article ER -