1. Department of Health, Exercise and Sport Science, The Citadel , 171 Moultrie Street, Charleston, SC 29409, USA
2. Zucker Institute of Applied Neurosciences, Medical University of South Carolina , Charleston, SC 29409, USA
3. Department of Neurosurgery, Medical University of South Carolina , Charleston, SC 29409, USA
4. Department of Public Health Sciences, Medical University of South Carolina , Charleston, SC 29409, USA