1. Division of Neurosurgery, The Long Island Jewish-Hillside Medical Center, New Hyde Park, and Division of Neurosurgery, The North Shore University-Cornell Medical Center, Manhasset, New York
2. Department of Neurology, The North Shore University-Cornell Medical Center, Manhasset, New York
3. Division of Neuroradiology, The North Shore University-Cornell Medical Center, Manhasset, New York