1. Department of Neurosurgery University of Kentucky Lexington Kentucky USA
2. Department of Neurology University of Kentucky Lexington Kentucky USA
3. Department of Radiology University of Kentucky Lexington Kentucky USA
4. Department of Neuroscience University of Kentucky Lexington Kentucky USA
5. Sanders Brown Center on Aging University of Kentucky Lexington Kentucky USA
6. Center for Advanced Translational Stroke Science University of Kentucky Lexington Kentucky USA
7. Clinical Neuroscience Research Center Tulane University School of Medicine New Orleans Louisiana USA