Combined screening with ultrasound and mammography vs. mammography alone in women at elevated risk of breast cancer. ACRIN 6666 Investigators - Berg, W A; Blume, J D; Cormack, J B (JAMA, 2008)
Erratum in: JAMA 2010; 303: 1482 Erratum in: JAMA 2010; 303: 1482