1. Department of Psychiatry University of California San Diego La Jolla California USA
2. National Center for PTSD Vermont Vermont USA
3. VA Center of Excellence for Stress and Mental Health San Diego California USA
4. San Francisco VA Health Care System San Francisco California USA
5. University of California—San Francisco San Francisco California USA
6. National Center for PTSD VA Connecticut Healthcare System West Haven Connecticut USA
7. Department of Psychiatry Yale University School of Medicine New Haven Connecticut USA