1 Department of Neurosurgery, School of Medicine and Biomedical Sciences, University at Buffalo, State University of New York, Department of Neurosurgery, Gates Vascular Institute at Kaleida Health, Buffalo, New York.
2 Departments of Neurosurgery and Radiology, School of Medicine and Biomedical Sciences, University at Buffalo, State University of New York, Department of Neurosurgery, Gates Vascular Institute at Kaleida Health, Toshiba Stroke and Vascular Research Center, University at Buffalo, State University of New York, Jacobs Institute, Buffalo, New York. Electronic address: lnhopkins@icloud.com.