title: Response to Sarah Spittler.
authors.affiliation: Medical Biostatistics, University of Vermont, Burlington, Vermont.
authors.forename: Pamela V
authors.initials: PV
authors.lastname: Vacek
authors.affiliation: Medical Biostatistics, University of Vermont, Burlington, Vermont.
authors.forename: Joan M
authors.initials: JM
authors.lastname: Skelly
mesh_terms: D001943:Breast Neoplasms / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D011859:Radiography