Colonoscopic surveillance in ulcerative colitis.
Rayter
Z
Z
Leicester
R J
RJ
D003093:Colitis, Ulcerative / Q000473:pathology*; D003106:Colon / Q000473:pathology; D003110:Colonic Neoplasms / Q000175:diagnosis; D003113:Colonoscopy; D006801:Humans; D013997:Time Factors