[1] Univ Toronto, Dept Med Neurol, Toronto, ON, Canada
[2] McMaster Univ, PHRI, Neurol, Hamilton, ON, Canada
[3] Univ British Columbia, Vancouver Stroke Program, Vancouver, BC, Canada
[4] Ottawa Hosp, Neurol, Ottawa, ON, Canada
[5] Canadian Stroke Consortium, Stroke, Oakville, ON, Canada
[6] Ctr Hosp Univ Montreal, Neurol Vasc, Montreal, PQ, Canada
[7] Western Univ, Dept Clin Neurosci, London, ON, Canada
[8] Univ Calgary, Clin Neurosci, Calgary, AB, Canada