1. a National Center for PTSD, Palo Alto Veterans Affairs Health Care System , Menlo Park, CA
2. b Department of Psychology , University of Tulsa , Tulsa, OK
3. c Department of Psychiatry , Sheppard Pratt Health Care System , Baltimore, MD
4. d Department of Psychology , University of Southern California , Los Angeles, CA
5. e St. Joseph's Hospital , Towson, MD
6. f Department of Psychiatry , Johns Hopkins School of Medicine , Baltimore, MD
7. g Department of Psychiatry , Sheppard Pratt Health Care System , Baltimore, MD
8. h Department of Psychiatry and Behavioral Science , University of Maryland School of Medicine , Baltimore, MD