title: Obtaining previous mammograms for comparison.
authors.forename: F M
authors.initials: FM
authors.lastname: Hall
authors.forename: J K
authors.initials: JK
authors.lastname: Baum
authors.forename: S
authors.initials: S
authors.lastname: Raza
mesh_terms: D001943:Breast Neoplasms / Q000000981:diagnostic imaging / Q000191:economics; D003362:Cost-Benefit Analysis; D003365:Costs and Cost Analysis; D005260:Female; D006801:Humans; D008327:Mammography / Q000191:economics*