1. Departments of Clinical Neurosciences, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada
2. Department of Radiology, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada
3. Hotchkiss Brain Institute, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada
4. Department of Clinical Neurosciences, Medanta – The Medicity, Gurgaon, India
5. King Abdulaziz University, Jeddah, Saudi Arabia
6. CHUM-Hopital Notre Dame, Université de Montréal, Montréal, QC, Canada
7. Department of Medical Imaging (Neuroradiology), University Health Network, Toronto Western Hospital, Toronto, ON, Canada
8. Department of Radiology (Neuroradiology), Toronto St. Michael's Hospital, Toronto, ON, Canada
9. Department of Medicine (Neurology), University Health Network, Toronto Western Hospital, Toronto, ON, Canada
10. Department of Medicine (Neurology), University of Alberta, Edmonton, AB, Canada
11. Department of Radiology (Neuroradiology), University of Alberta, Edmonton, AB, Canada
12. Stroke Institute, University of Pittsburgh Medical Center, Pittsburgh, PA, USA
13. Colorado Neurological Institute, Denver, CO, USA
14. Erlanger Hospital, Chattanooga, TN, USA
15. Beaumont Hospital, Dublin, Ireland
16. Montreal Neurological Institute, McGill University, Montreal, QC, Canada
17. Ottawa Hospital, Ottawa, ON, Canada
18. Department of Community Health Sciences, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada
19. Department of Medicine, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada