title: Study suggests more frequent sigmoidoscopy.
authors.forename: Gina
authors.initials: G
authors.lastname: Rollins
mesh_terms: D015179:Colorectal Neoplasms / Q000175:diagnosis*; D006801:Humans; D008403:Mass Screening / Q000592:standards; D017410:Practice Guidelines as Topic; D012812:Sigmoidoscopy / Q000592:standards / Q000706:statistics & numerical data*; D013997:Time Factors; D014481:United States