1. Veterans Affairs San Diego Healthcare System San Diego California USA
2. Department of Psychiatry University of California San Diego La Jolla USA
3. Research Service Veterans Affairs Greater Los Angeles Healthcare System at West LA Los Angeles California USA
4. Department of Psychiatry and Biobehavioral Sciences, Semel Institute of Neuroscience and Human Behavior University of California Los Angeles Los Angeles California USA
5. National Center for PTSD Pacific Islands Division Honolulu Hawaii USA