1. Center for the Study of Traumatic Stress, Uniformed Services University, Bethesda, MD 20814, USA
2. Program in Neuroscience, Uniformed Services University, Bethesda, MD 20814, USA
3. Daniel K. Inouye Graduate School of Nursing, Uniformed Services University, Bethesda, MD 20814, USA
4. F. E. Hébert School of Medicine, Uniformed Services University, Bethesda, MD 20814, USA
5. Department of Psychiatry, Uniformed Services University, Bethesda, MD 20814, USA