1. Deployment Health Research Department, Naval Health Research Center, San Diego, California
2. Leidos, San Diego, California
3. Seattle Epidemiologic Research and Information Center, Department of Veterans Affairs Puget Sound Health Care System, Seattle, Washington
4. Department of Epidemiology, University of Washington School of Public Health, Seattle
5. Department of Medicine, University of Washington School of Medicine, Seattle
6. Veterans Affairs Puget Sound Healthcare System, Seattle, Washington
7. Department of Psychiatry and Behavioral Sciences, University of Washington, Seattle
8. Center for Psychiatry and Neuroscience, Walter Reed Army Institute of Research, Silver Spring, Maryland
9. Psychiatry Division, Office of the Army Surgeon General, Falls Church, Virginia