1. Jacobs School of Medicine and Biomedical Sciences at University at Buffalo, Buffalo, New York, USA;
2. Department of Neurosurgery, Jacobs School of Medicine and Biomedical Sciences at University at Buffalo, Buffalo, New York, USA;
3. Department of Neurosurgery, Gates Vascular Institute at Kaleida Health, Buffalo, New York, USA;
4. Department of Pediatric Neurosurgery, John R. Oishei Children's Hospital, Buffalo, New York, USA