1. Lesbian, Gay, Bisexual, and Transgender (LGBT) Health Program, Office of Patient Care Services, Veterans Health Administration, Washington, District of Columbia.
2. Women's Health Sciences Division, National Center for PTSD, VA Boston Healthcare System, Boston, Massachusetts.
3. Department of Psychiatry, Boston University School of Medicine, Boston, Massachusetts.
4. VA Health Services Research and Development Center for the Study of Healthcare Innovation, Implementation and Policy, VA Greater Los Angeles Healthcare System, Los Angeles, California.
5. Dornsife Center for Economic and Social Research, University of Southern California, Los Angeles, California.
6. Department of Health Policy and Management, Fielding School of Public Health, University of California Los Angeles, Los Angeles, California.