title: Canadian study once again challenges breast screening.
authors.forename: J C
authors.initials: JC
authors.lastname: Hayes
mesh_terms: D001943:Breast Neoplasms / Q000175:diagnosis / Q000000981:diagnostic imaging*; D002170:Canada; D005260:Female; D006801:Humans; D008327:Mammography; D008875:Middle Aged; D010808:Physical Examination