1. Center for Concussion Management, The University of Kansas Health System, Kansas City, KS, USA
2. Department of Neurology, The University of Kansas Medical Center, Kansas City, KS, USA
3. Department of Pediatrics, The University of Kansas Medical Center, Kansas City, KS, USA
4. Department of Family Medicine, Department of Sports Medicine, The University of Kansas Medical Center, Kansas City, KS, USA
5. Department of Trauma/Acute Care Surgery, Burn, and Concussion Administration, The University of Kansas Medical Center, Kansas City, KS, USA
6. Department of Physical Medicine and Rehabilitation, The University of Kansas Medical Center, Kansas City, KS, USA
7. Department of Neurosurgery, The University of Kansas Medical Center, Kansas City, KS, USA