title: Dysplasia and cancer in ulcerative colitis: too many questions, too few answers.
authors.forename: Geert
authors.initials: G
authors.lastname: D'Haens
mesh_terms: D002471:Cell Transformation, Neoplastic; D003093:Colitis, Ulcerative / Q000473:pathology*; D003110:Colonic Neoplasms / Q000473:pathology*; D018450:Disease Progression; D006801:Humans; D011230:Precancerous Conditions / Q000473:pathology*; D012307:Risk Factors