1. Department of Neurosurgery Division of Neuroendovascular Surgery Medical University of South Carolina Charleston SC
2. Department of Neurosurgery Hyogo Medical University Nishinomiya Japan
3. Department of Neurosurgery Emory University School of Medicine Atlanta GA
4. Department of Neurology Medical University of South Carolina Charleston SC
5. Department of Neurology University Medical Center Göttingen Göttingen Germany
6. Department of Neurosurgery Thomas Jefferson University Hospitals Philadelphia PA
7. Department of Neurology Chonnam National University Medical School Chonnam National University Hospital Gwangju South Korea
8. Department of Neurosurgery Wake Forest School of Medicine Winston‐Salem NC
9. Department of Radiology West Virginia School of Medicine Morgantown VA
10. Department of Neurosurgery University of Miami Health System Miami FL
11. Department of interventional and diagnostical Neuroradiology University of Basel Basel Switzerland
12. Department of Neurology University of Iowa Hospitals and Clinics Iowa City IA
13. Department of Neurosurgery Semmes‐Murphey Neurologic and Spine Clinic University of Tennessee Health Science Center Memphis TN
14. Department of Neurosurgery and Neurointerventional Radiology Louisiana State University Shreveport LA
15. Emory University, Neurosurgery, Radiology and Imaging Sciences Atlanta GA
16. Department of Neuroradiology University Hospital San Giovanni di Dio e Ruggi d'Aragona, University of Salerno Salerno Italy
17. Department of Neurosurgery Baylor College of Medicine Houston TX
18. Department of Neurosurgery University of Texas Health Science Center at San Antonio San Antonio TX
19. Department of Neuroradiology Hospital São José Centro Hospitalar Lisboa Portugal
20. Department of Neurosurgery University of Florida Gainesville FL
21. Department of Neurological Surgery Washington University St Louis MO
22. Department of Neurosurgery Endovascular Neurological Center Montevideo Uruguay
23. Department of Neurosurgery Yale School of Medicine New Haven CT
24. Department of Neurosurgery University of Virginia Charlottesville VA
25. Department of Neurosurgery University of Washington Seattle WA
26. Department of Radiology Mayo Clinic Rochester MN
27. Department of Neurosurgery Mayo Clinic Rochester MN
28. Department of Neuroradiology Washington Regional J.B. Hunt Transport Services Neuroscience Institute Fayetteville AR
29. Department of Neurosurgery Allegheny Health Network Pittsburgh PA
30. Department of Neuroradiology Hospital Universitario La Paz Madrid Spain
31. Department of Neurological Surgery University of Texas Medical Branch‐Galveston Angleton TX
32. Department of Neurosurgery Mount Sinai Health System NY NY
33. Department of Neurosurgery NorthShore University HealthSystem Evanston IL
34. Department of Clinical Sciences University of Houston HCA Houston Healthcare Kingwood TX