title: New screening guidelines for colorectal cancer.
authors.forename: W L
authors.initials: WL
authors.lastname: Donegan
mesh_terms: D003113:Colonoscopy; D015179:Colorectal Neoplasms / Q000175:diagnosis*; D006801:Humans; D017410:Practice Guidelines as Topic; D011351:Proctoscopy; D012812:Sigmoidoscopy