From the Department of Medicine, University of Thessaly, Larissa, Greece (G.N., V.P., K.M.); Neurology Service, Centre Hospitalier Universitaire Vaudois and University of Lausanne, Lausanne, Switzerland (V.P., P.M.); and Department of Neurology and Stroke Center, University Hospital Essen, Essen, Germany (H.-C.D.) (At 2012-12)
