title: Screening change.
authors.forename: V E
authors.initials: VE
authors.lastname: Ginzburg
mesh_terms: D002170:Canada; D015179:Colorectal Neoplasms / Q000175:diagnosis* / Q000401:mortality / Q000517:prevention & control; D006291:Health Policy; D006801:Humans; D008403:Mass Screening / Q000639:trends*