1. Departments of Neurosurgery, University of Cincinnati, Cincinnati, OH, United States
2. Department of Sports Medicine for Health Promotion, Tokyo Medical University, Tokyo, Japan
3. Departments of Neurology, University of Cincinnati, Cincinnati, OH, United States
4. Department of Pulmonary, Critical Care and Sleep Medicine, University of Cincinnati, Cincinnati, OH, United States
5. Michael E. DeBakey VA Medical Center, Houston, TX, United States
6. Department of Neurology and Ophthalmology, Michigan State University, East Lansing, MI, United States
7. Department of Radiology and Medical Imaging, Cincinnati Children`s Hospital Medical Center, Cincinnati, OH, United States