1. Department of Radiology, University of California San Diego, San Diego, California.
2. Program for Women's Health Effectiveness Research, University of Michigan, Ann Arbor, Michigan.
3. Institute for Health Policy and Innovation, University of Michigan, Ann Arbor, Michigan.
4. Division of General Internal Medicine, Department of Internal Medicine, University of Michigan, Ann Arbor, Michigan.
5. Center for Value-Based Insurance Design, University of Michigan, Ann Arbor, Michigan.
6. Department of Obstetrics and Gynecology, University of Michigan, Ann Arbor, Michigan.
7. Department of Radiology, University of Michigan, Ann Arbor, Michigan.