1. Department of Psychology; University of North Carolina at Greensboro; Greensboro NC
2. U.S. Department of Veterans Affairs National Center for PTSD; VA Boston Healthcare System; MA USA
3. Department of Psychiatry; Boston University School of Medicine; Boston MA USA
4. U.S. Department of Veterans Affairs National Center for PTSD; VA Connecticut Healthcare System; CT USA
5. Department of Psychiatry; Yale University School of Medicine; West Haven CT USA