1. Department of Veterans Affairs National Center on Homelessness Among Veterans Tampa Florida USA
2. VISN 6 Mental Illness Research, Education, and Clinical Center (MIRECC) Durham VA Health Care System Durham North Carolina USA
3. Department of Psychiatry and Behavioral Sciences Duke University School of Medicine Durham North Carolina USA
4. Mental and Behavioral Health Services Durham VA Health Care System Durham North Carolina USA
5. School of Public Health University of Texas Health Science Center at Houston San Antonio Texas USA