1. From the Stroke Outcomes Research Unit, Division of Neurology, Department of Medicine, St. Michael’s Hospital, University of Toronto, Toronto, Ontario, Canada (G.S.); Division of Neurology, Department of Medicine, Sunnybrook Hospital, University of Toronto, Toronto, Ontario, Canada (D.G.); Applied Health Research Center, Li Ka Shing Knowledge Institute, St. Michael’s Hospital, Toronto, Ontario, Canada (R.R., G.S.); Institute for Clinical Evaluative Sciences (ICES), Toronto, Ontario, Canada (G.S., L...