1. Department of Internal Medicine, James A. Haley Veterans Administration Hospital, Tampa, Florida, USA.
2. AdventHealth-Tampa, Pioneer Neurohealth, Tampa, Florida, USA.
3. Craig Hospital, Englewood, Colorado, USA.
4. Mental Health and Behavioral Sciences Service, James A. Haley Veterans Hospital, Tampa, Florida, USA.
5. Department of Internal Medicine, University of South Florida, Tampa, FL
6. Department of Physical Medicine and Rehabilitation, Rehabilitation Hospital of Indiana, Indianapolis, Indiana, USA.
7. Indiana University School of Medicine, Indianapolis, Indiana, USA.
8. Rehabilitation Service, VA Palo Alto Health Care System, Palo Alto, California, USA.
9. Research Service, James A. Haley Veterans Administration Hospital, Tampa, Florida, USA.
10. Defense Health Agency Traumatic Brain Injury Center of Excellence, University of South Florida, Tampa, Florida, USA.