1. Department of Medicine (Neurology), Ottawa Hospital Research Institute and University of Ottawa, Ottawa, Canada
2. Calgary Stroke Program, Department of Clinical Neurosciences, Department of Radiology, Hotchkiss Brain Institute, University of Calgary, Calgary, Canada
3. Division of Neuroradiology and Department of Medical Imaging, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Canada
4. Department of Neurology, Hospital Universitari Vall d’Hebron, Barcelona, Spain
5. Department of Neurology, Dr Josep Trueta University Hospital, Institut d’Investigació Biomèdica Girona (IDIBGi) Foundation, Girona, Spain
6. Department of Neurology, Elblandklinikum Meissen Academic Teaching Hospital of the Technische University, Dresden, Germany
7. 2nd Department of Neurology, Institute of Psychiatry and Neurology, and Department of Experimental and Clinical Pharmacology, Warsaw, Poland
8. Department of Medicine, Charles LeMoyne Hospital, University of Sherbrooke, Montreal, Canada
9. Department of Diagnostic Imaging, Neuroradiology Section, University of Ottawa, Ottawa Hospital Research Institute, Ottawa, Canada
10. Department of Neurology, Dalhousie University, Halifax, Canada
11. Department of Neurology, All India Institute of Medical Sciences, New Delhi, India
12. Apollo Gleneagles Hospitals, Kolkata, Kolkata
13. Department of Neurology, Boston Medical Center, Boston, USA