1. George Washington University School of Medicine and Health Sciences, Washington, District of Columbia, USA;
2. Department of Neurosurgery, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, New York, USA;
3. Department of Neurosurgery, Gates Vascular Institute at Kaleida Health, Buffalo, New York, USA;
4. Department of Bioinformatics, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, New York, USA;
5. Canon Stroke and Vascular Research Center, University at Buffalo, Buffalo, New York, USA;
6. Jacobs Institute, Buffalo, New York, USA;
7. Department of Radiology, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, New York, USA;
8. Department of Neurosurgery, George Washington University School of Medicine and Health Sciences, Washington, District of Columbia, USA