1. Department of Neurosurgery and Brain Repair, University of South Florida, Tampa, FL, USA
2. Department of Electrical Engineering, University of South Florida, Tampa, FL, USA
3. Department of Neurological Surgery, Wake Forest School of Medicine, Winston-Salem, NC, USA
4. Department of Neurology and Rehabilitation Medicine, University of Cincinnati, Cincinnati, OH, USA
5. Department of Neurosurgery, The Ohio State University Medical Center, Columbus, OH, USA
6. Department of Neurology, University of Texas Rio Grande Valley School of Medicine, Harlingen, TX, USA