1. Department of Psychiatry and Behavioral Sciences, The University of Texas Health Science Center San Antonio, San Antonio
2. Department of Rehabilitation Medicine, The University of Texas Health Science Center at San Antonio, San Antonio
3. South Texas Veterans Health Care System, San Antonio
4. Department of Psychology, The University of Texas at San Antonio, San Antonio
5. Department of Psychiatry and Behavioral Sciences, Duke Health, Durham, North Carolina
6. Departments of Psychiatry and Behavioral Medicine & Neurology, Wake Forest University, Winston-Salem, North Carolina
7. Department of Anesthesia, Massachusetts General Hospital, Boston
8. Greater Los Angeles Veterans Health Care System, Los Angeles, California
9. Department of Physical Medicine and Rehabilitation, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles
10. Behavioral Science Division, National Center for PTSD, Boston, Massachusetts
11. VA Boston Healthcare System, Boston, Massachusetts
12. Department of Psychiatry, Boston University School of Medicine, Boston, Massachusetts