1. From the Second Department of Neurology, “Attikon” Hospital, National and Kapodistrian University of Athens, School of Medicine, Greece (G.T., A.H.K.)
2. Department of Neurology, University of Tennessee Health Science Center, Memphis (G.T.)
3. Department of Neurology, Charité-Universitätsmedizin Berlin, Germany (F.G., A.K., M.R., H.J.A.)
4. Department of Neurology, University of Ioannina School of Medicine, Greece (A.H.K.)
5. Department of Neurology and Neurosurgery, University of Tartu, Estonia (J.K.)
6. Neurology Department and International Clinical Research Center, St. Anne’s Hospital, Brno, Czech Republic (R.M.)
7. Medical Faculty of Masaryk University, Brno, Czech Republic (R.M.)
8. Department of Neurology, Unfallkrankenhaus Berlin, Germany (M.W.)
9. Center for Stroke Research Berlin, Charité-Universitätsmedizin Berlin, Germany (H.J.A.).