Affiliation: | 1. Harvard Medical School, Boston, MA, USA;2. Departments of Neurosurgery, Brigham and Women's Hospital, Boston, MA, USA;3. Neurosurgery Department, Haseki Education and Research Hospital, Istanbul, Turkey;4. Trinity College Dublin, College Green, Dublin 2, Ireland;5. Department of Radiology, Brigham and Women's Hospital, Boston, MA, USA |