1. Wake Forest University School of Medicine, Winston-Salem, North Carolina
2. Centre for Addiction & Mental Health, Toronto, Ontario, Canada
3. University of Michigan, School of Public Health, Ann Arbor, Michigan
4. University of Pittsburgh and Magee-Women's Hospital, Pittsburgh, Pennsylvania
5. University of Pennsylvania, Philadelphia, Pennsylvania
6. Boston University, Boston, Massachusetts
7. Office on Women's Health, Department of Health and Human Services, Washington, DC