1Skull Base Research Center, Loghman-Hakim Hospital, Shahid Beheshti University of Medical Sciences, Iran.
2Department of Neurological Surgery, University of Virginia, USA.
3Department of Neurological Surgery, Radiology, Neurosciences, Pharmacology, University of Miami School of Medicine, USA.
4Neurology Department, Tehran University of Medical Sciences, Iran.
5Student Research Committee, Gonabad University of Medical Sciences, Iran.
6Department of Medicine, School of Medicine, Shahid Beheshti University of Medical Sciences, Iran.
7Department of Neurosurgery, Shariati Hospital, Tehran University of Medical Sciences, Iran.
8The Loyal and Edith Davis Neurosurgical Research Laboratory, Barrow Neurological Institute, St. Joseph's Hospital and Medical Center, USA.
9Neuroendovascular Program, Massachusetts General Hospital & Brigham and Women's Hospital, Harvard Medical School, USA.
10Neurovascular Centre, Divisions of Therapeutic Neuroradiology and Neurosurgery, St. Michael's Hospital, University of Toronto, Canada.
11Department of Neurosurgery, Perelman School of Medicine, University of Pennsylvania, USA.
12Department of Neurological Surgery, University of Miami Miller School of Medicine, USA.
13Department of Neurological Surgery, Houston Methodist Hospital, USA.
14Division of Vascular and Interventional Radiology, Department of Radiology and Imaging Sciences, University of Arizona, USA.
15Department of Neurosurgery, University of Texas Medical Branch, USA.
16Neurological Surgery, Thomas Jefferson University, USA.