1. Program in Neuroscience, Uniformed Services University, Bethesda, Maryland, USA.
2. Department of Psychiatry, Uniformed Services University, Bethesda, Maryland, USA.
3. Behavioral Health Directorate, Walter Reed National Military Medical Center, Bethesda, Maryland, USA.
4. Department of Preventive Medicine and Biostatistics, Biostatistics Consulting Center, Uniformed Services University, Bethesda, Maryland, USA.
5. Center for Neuroscience and Regenerative Medicine, Uniformed Services University, Bethesda, Maryland, USA.
6. Department of Neurology, Uniformed Services University, Bethesda, Maryland, USA.
7. Center for the Study of Traumatic Stress, Uniformed Services University, Bethesda, Maryland, USA.