title: Waiving cost sharing for screening colonoscopy; free, but not clear.
authors.forename: Spencer D
authors.initials: SD
authors.lastname: Dorn
authors.forename: A Mark
authors.initials: AM
authors.lastname: Fendrick
mesh_terms: D003113:Colonoscopy / Q000191:economics* / Q000639:trends*; D015179:Colorectal Neoplasms / Q000175:diagnosis*; D005249:Fees and Charges; D005260:Female; D006801:Humans; D008297:Male; D008403:Mass Screening / Q000191:economics* / Q000639:trends*; D010342:Patient Acceptance of Health Care / Q000706:statistics & numerical data*