1. From the Divisions of Neurology (M.B., F.L.S., L.K.C.), General Internal Medicine, Clinical Epidemiology, and Women's Health Program (M.K.K.), University Health Network, Division of Neurology (R.H.S.), Sunnybrook Health Sciences Centre, and the Department of Health Policy, Management and Evaluation (M.K.K.), University of Toronto, Toronto, Canada; the Canadian Stroke Network (M.K.K., F.L.S.) and the Institute for Clinical Evaluative Sciences (J.F., M.K.K., F.L.S.), Toronto, Canada; and the...