Alireza Minagar1, Glen R Finney2, Kenneth M Heilman3. 1. Department of Neurology, LSUHSC - Shreveport, Shreveport, LA 71130, USA. Electronic address: aminag@lsuhsc.edu. 2. Geisinger Health System Neurology, 1000 East Mountain Boulevard, Wilkes Barre, PA 18711, USA. Electronic address: gfinney@geisinger.ufl.edu. 3. University of Florida College of Medicine Department of Neurology and the Veterans Medical Center, Gainesville, FL 32610, USA. Electronic address: heilman@neurology.ufl.edu.