1. Norton Healthcare; Louisville Kentucky
2. Department of Orthopaedic Surgery; University of Pittsburgh
3. Department of Neurology; Stanford University
4. Department of Family and Community Medicine; University of Kentucky
5. Department of Neurology; West Virginia University
6. Department of Athletics; Western Kentucky University
7. Defense and Veterans Brain Injury Center
8. Department of Athletics; University of Kentucky
9. Department of Statistics; University of Kentucky
10. Department of Medicine and Pediatrics; West Virginia University