1. Women's Health Unit, Evans Department of Medicine, Section of General Internal Medicine, Boston Medical Center, Boston, Massachusetts.
2. Department of Health Law, Policy, and Management, Boston University School of Public Health, Boston, Massachusetts.
3. Boston University School of Medicine, Evans Department of Medicine, Section of General Internal Medicine Boston, MA.
4. Division of Internal Medicine and Primary Care, Tufts Medical Center, Boston, Massachusetts.
5. Institute for Clinical Research and Health Policy Studies, Tufts Medical Center, Boston, Massachusetts.