1. Division of General Medicine and Primary Care (EVK, SSH, JSH), Brigham and Women’s Hospita, Boston, Massachusetts
2. Department of Radiology, Division of Breast Imaging (RLB), Brigham and Women’s Hospita, Boston, Massachusetts
3. Division of General Internal Medicine, Department of Medicine, University of California, San Francisco, California (CPK)
4. Harvard Medical School, Boston, Massachusetts (RLB, JSH)