1. National Intrepid Center of Excellence, Walter Reed National Military Medical Center, Bethesda, Maryland, USA.
2. Traumatic Brain Injury Center of Excellence, Silver Spring, Maryland, USA.
3. Uniformed Services University of the Health Sciences, Bethesda, Maryland, USA.
4. Contractor, General Dynamics Information Technology, Falls Church, Virginia, USA.
5. Centre of Excellence on Post-traumatic Stress Disorder, Ottawa, ON, Canada.
6. University of British Columbia, Vancouver, British Columbia, Canada.