title: Screening for colorectal cancer in ulcerative colitis.
mesh_terms: D003093:Colitis, Ulcerative / Q000150:complications*; D015179:Colorectal Neoplasms / Q000517:prevention & control*; D006801:Humans; D008403:Mass Screening; D016032:Randomized Controlled Trials as Topic; D012307:Risk Factors