1. Department of Medicine, Division of Physical Medicine and Rehabilitation, University of British Columbia, and GF Strong Rehab Centre, Vancouver, British Columbia, Canada, and Department of Physical Medicine and Rehabilitation, Harvard Medical School, and Red Sox Foundation and Massachusetts General Hospital Home Base Program, Boston, Massachusetts.
2. Department of Medicine, University of Washington, Seattle, Washington.
3. Department of Rehabilitation Medicine, Icahn School of Medicine at Mount Sinai, New York City, New York.
4. Department of Physical Therapy, University of Delaware, Newark, Delaware.
5. Defense and Veterans Brain Injury Center (DVBIC), Silver Spring, Maryland.
6. Defense and Veterans Brain Injury Center (DVBIC), Walter Reed National Military Medical Center, and National Intrepid Center of Excellence, Bethesda, Maryland.
7. Department of Neurological Surgery, University of California San Francisco, San Francisco, California.
8. Department of Neurosurgery, Medical College of Wisconsin, Milwaukee, Wisconsin.
9. Department of Physical Medicine and Rehabilitation, Harvard Medical School, Spaulding Rehabilitation Hospital, MassGeneral Hospital for Children Sports Concussion Program, and Red Sox Foundation and Massachusetts General Hospital Home Base Program, Boston, Massachusetts, and Defense and Veterans Brain Injury Center, National Intrepid Center of Excellence, Bethesda, Maryland.