title: Colorectal cancer screening. Randomised trials of flexible sigmoidoscopy.
authors.forename: Wendy
authors.initials: W
authors.lastname: Atkin
authors.forename: Ines
authors.initials: I
authors.lastname: Kralj-Hans
authors.forename: Jane
authors.initials: J
authors.lastname: Wardle
authors.forename: Stephen
authors.initials: S
authors.lastname: Duffy
mesh_terms: D015179:Colorectal Neoplasms / Q000517:prevention & control*; D006801:Humans; D008403:Mass Screening / Q000379:methods; D016032:Randomized Controlled Trials as Topic; D012812:Sigmoidoscopy