1. From the Departments of Neurology, Helsinki University Central Hospital, Helsinki, Finland (J. Putaala, E.H., A.D.-T., T.T.); Istanbul University, Istanbul Medical School, Turkey (N.Y., O.C., R.T., S.Z.B.); University of Bergen-Haukeland Hospital, Bergen, Norway (U.W.A., L.T., H.N.); University of Athens Medical School, Eginition Hospital, Athens, Greece (S.V., K.S.); Lille University Hospital, Lille, France (K.N., D.L.); Vaudois University Hospital-CHUV, Lausanne, Switzerland (C.O., P.M.);...