1. From the Stroke Unit, Department of Neurology, Vall d’Hebron University Hospital and Vall d’Hebron Research Institute, Barcelona, Spain (D.R.-L., C.A.M.); Calgary Stroke Program, Department of Clinical Neurosciences and Radiology, Hotchkiss Brain Institute, University of Calgary, Calgary, Alberta, Canada (D.R.-L., T.S., M.D.H., A.M.D.); Departments of Medicine (Neurology) (D.D.) and Diagnostic Imaging, Neuroradiology Section (C.L.), The Ottawa Hospital, University of Ottawa, Ottawa Hospital Research...