1. Department of Kinesiology, Michigan State University, East Lansing, MI, USA
2. Department of Exercise Science, University of South Carolina, Columbia, SC, USA
3. Department of Physical Medicine & Rehabilitation, Uniformed Services University of the Health Sciences, Bethesda, MD, USA
4. Department of Neurosurgery, Medical College of Wisconsin, Milwaukee, WI, USA
5. Department of Psychiatry, Indiana University School of Medicine, Indianapolis, IN, USA
6. Michigan Concussion Center, University of Michigan, Ann Arbor, MI, USA