1. Department of Neurology, University of South Florida Morsani College of Medicine, Tampa, FL, USA
2. Department of Neurology, James A. Haley Veteran’s Affairs Hospital, Tampa, FL, USA
3. College of Public Health, Temple University, Philadelphia, PA, USA
4. Neurology Service and GRECC, Malcom Randall Veterans Affairs Medical Center, Gainesville, FL, USA
5. Department of Neurology, University of Florida College of Medicine, Gainesville, FL, USA