Pitman JA, McGinty GB, Soman RR, Drotman MB, Reichman MB, Arleo EKagan.  2017.  Screening Mammography for Women in Their 40s: The Potential Impact of the American Cancer Society and U.S. Preventive Services Task Force Breast Cancer Screening Recommendations.. AJR Am J Roentgenol. 209(3):697-702.