1. Physician Assistant Department, D’Youville College, Buffalo, NY 14213, USA
2. Psychological Health Center of Excellence, DHA, Tacoma, WA 98433, USA
3. Psychological Health Center of Excellence, DHA, Silver Spring, MD 20910, USA
4. Center for Military Psychiatry and Neuroscience, Walter Reed Army Institute of Research, Silver Spring, MD 20910, USA