[1] University of North Carolina at Chapel Hill,Matthew Gfeller Sport
[2] University of North Carolina at Chapel Hill,Related Traumatic Brain Injury Research Center, Department of Exercise and Sport Science
[3] University of North Carolina at Chapel Hill,Injury Prevention Research Center
[4] University of North Carolina at Chapel Hill,Curriculum in Human Movement Science, Allied Health Sciences, School of Medicine
[5] University of North Carolina at Chapel Hill,Department of Neurosurgery, School of Medicine