1 Department of Neurology, The Neurological Institute, The Ohio State University Wexner Medical Center, Columbus, OH, USA.
2 Department of Neurology, The Neurological Institute, The Ohio State University Wexner Medical Center, Columbus, OH, USA; Department of Neurosurgery, The Neurological Institute, The Ohio State University Wexner Medical Center, Columbus, OH, USA.
3 Department of Neurology, The Neurological Institute, The Ohio State University Wexner Medical Center, Columbus, OH, USA; Department of Physical Medicine and Rehabilitation, The Neurological Institute, The Ohio State University Wexner Medical Center, Columbus, OH, USA. Electronic address: jan.schwab@osumc.edu.