1. From the Department of Neurology (J.D., M.S., P.R.), University of Heidelberg, Heidelberg, Germany; Department of Neurology (N.A., N.W.), Karolinska University Hospital, Stockholm, Sweden; Department of Neurology (M.U., G.-J.L.), University Medical Centre Groningen, University of Groningen, Groningen, the Netherlands; Copenhagen Stroke Unit (K.O.), University Hospital of Copenhagen, Gentofte, Denmark; Department of Neurology (L.S.), Helsinki University Central Hospital, Helsinki, Finland; Institute...