1. US Department of Veterans Affairs Capitol Healthcare Network (VISN 5); Mental Illness Research, Education, and Clinical Center (MIRECC) and Department of Psychiatry, University of Maryland School of Medicine; Baltimore MD USA
2. Department of Psychiatry; Perelman School of Medicine at the University of Pennsylvania; Philadelphia PA USA
3. Cpl. Michael J. Crescenz VA Medical Center; Philadelphia PA USA
4. Department of Psychology; Drexel University; Philadelphia PA USA
5. Department of Psychiatry; Northwestern University Feinberg School of Medicine; Chicago IL