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