title: Requirements of a cancer screening program to be scientifically credible.
authors.affiliation: Department of Pathology, McMaster University Medical Centre, Hamilton, Ontario, Canada.
authors.forename: R H
authors.initials: RH
authors.lastname: Riddell
mesh_terms: D001706:Biopsy; D003093:Colitis, Ulcerative / Q000453:epidemiology / Q000473:pathology*; D003113:Colonoscopy; D015179:Colorectal Neoplasms / Q000453:epidemiology* / Q000473:pathology / Q000517:prevention & control; D005500:Follow-Up Studies; D006801:Humans; D011230:Precancerous Conditions / Q000453:epidemiology / Q000473:pathology*