title: Speed of sound correction and quality control.
authors.forename: Richard G
authors.initials: RG
authors.lastname: Barr
mesh_terms: D001943:Breast Neoplasms / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D011786:Quality Control; D013016:Sound; D016217:Ultrasonography, Mammary / Q000379:methods*