From the Second Department of Neurology (G.T., S.T., L.P., A.H.K.) and Second Department of Cardiology (S.D.), School of Medicine, “Attikon” Hospital, First Department of Cardiology (P.D., K.T.), School of Medicine, Hippokration Hospital, and Hygiene, Epidemiology and Medical Statistics, Medical School (G.M.), National and Kapodistrian University of Athens, Greece; Department of Neurology (G.T., A.V.A.), University of Tennessee Health Science Center, Memphis; Duke University School of Medicine (B.M.G.), Durham, NC; Department of Neurology (M.K.), Universitätsklinikum Essen, Germany; Department of Neurology (B.R., S.C., K.L.F.), Alpert Medical School, Brown University, Providence, RI; Department of Neurology (C.K.), St. Josef-Hospital, Ruhr University, Bochum; Departments of Neurology and Neurogeriatry (P.D.S.), Johannes Wesling Medical Center, Ruhr University Bochum, Minden, Germany; Department of Neurology (E.D.), University of Thessaly, Larissa, Greece; Stroke Unit (A.R.-C., E.C.-G.), Department of Neurology, Group of Research on Neurovascular Diseases, Hospital Del Mar Medical Research Institute. DCEX, Universitat Pompeu Fabra, Universitat Autonoma de Barcelona, Spain; Department of Neurosciences (Neurology) (D.A.d.S.), Hospital de Santa Maria, University of Lisbon, Portugal; Division of Neurology (M.S., A.H.K.), McMaster University and Population Health Research Institute, Hamilton; Sunnybrook Research Institute and Hurvitz Brain Sciences Program (D.J.G.), Sunnybrook Health Sciences Centre, and Department of Medicine, University of Toronto, Canada; Fondazione Policlinico Gemelli IRCCS (T.S.); Catholic University of the Sacred Heart (T.S.), Institute of Cardiology, Rome, Italy; Clinic and Policlinic for Cardiology (R.W.), University Hospital Leipzig, Germany; and Department of Neurology (S.Y.), New York University School of Medicine, NY.