1. Department of Neurology; University of Tennessee Health Science Center; Memphis TN USA
2. Department of Neurology; Keck School of Medicine/University of Southern California; Los Angeles CA USA
3. Department of Clinical Pharmacy and Neurosurgery; University of Tennessee Health Science Center; Memphis TN USA
4. Department of Radiology; University of Tennessee Health Science Center; Memphis TN USA
5. Department of Neurosurgery; Keck School of Medicine/University of Southern California; Los Angeles CA USA
6. Second Department of Neurology; ‘Attikon University Hospital’; National and Kapodistrian University of Athens; School of Medicine; Athens Greece
7. Department of Microbiology, Immunology, and Biochemistry; University of Tennessee Health Science Center; Memphis TN USA