title: Letter: colorectal cancer screening.
authors.forename: S-W
authors.initials: SW
authors.lastname: Lai
authors.forename: K-F
authors.initials: KF
authors.lastname: Liao
authors.forename: H-C
authors.initials: HC
authors.lastname: Lai
mesh_terms: D015179:Colorectal Neoplasms / Q000175:diagnosis*; D055088:Early Detection of Cancer / Q000592:standards*; D016099:Endoscopy, Gastrointestinal / Q000379:methods*; D006801:Humans; D009369:Neoplasms / Q000175:diagnosis*