title: Sonography should not be used for breast cancer screening until its efficacy has been proven scientifically.
authors.affiliation: Department of Radiology, Massachusetts General Hospital and the Harvard Medical School, Boston, MA 02114, USA.
authors.forename: Daniel B
authors.initials: DB
authors.lastname: Kopans
mesh_terms: D001943:Breast Neoplasms / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D008403:Mass Screening; D015203:Reproducibility of Results; D016217:Ultrasonography, Mammary