1. VA HSR&D Center for Innovations in Quality; Effectiveness and Safety; Michael E. DeBakey VA Medical Center; Houston Texas
2. Menninger Department of Psychiatry and Behavioral Sciences; Baylor College of Medicine; Houston Texas
3. VA South Central Mental Illness Research; Education and Clinical Center, Houston, Texas; Little Rock Arkansas
4. National Center for Posttraumatic Stress Disorder; White River Junction; Vermont
5. VA HSR&D Center for Mental Health Outcomes Research; Central Arkansas Veterans Healthcare System; North Little Rock Arkansas
6. Department of Psychiatry; University of Arkansas for Medical Sciences; Little Rock Arkansas
7. Department of Medicine; Baylor College of Medicine; Houston Texas