[1] Semmelweis Univ, Dept Neurol, H-1085 Budapest, Hungary
[2] Danube Univ, Ctr Clin Neurosci, Krems, Austria
[3] Mil Med Acad, Dept Neurol & Neurosurg, Sofia, Bulgaria
[4] Sestre Milosrdnice Univ Hosp, Dept Neurol, Zagreb, Croatia
[5] Charles Univ Prague, Dept Neurol, Fac Med 3, Prague, Czech Republic
[6] Univ Hosp Olomouc, Dept Neurol, Stroke Ctr, Olomouc, Czech Republic
[7] Inst Psychiat & Neurol, Dept Neurol 2, Warsaw, Poland
[8] Med Univ Warsaw, Dept Expt & Clin Pharmacol, Warsaw, Poland
[9] Univ Med & Pharm Iuliu Hatieganu, Dept Clin Neurosci, Cluj Napoca, Romania
[10] Russian State Med Univ, Stroke Inst, Dept Fundamental Neurol, Neurol & Neurosurg Clin, Moscow 117437, Russia
[11] Univ Belgrade, Sch Med, Clin Ctr Serbia, Neurol Clin, Belgrade, Serbia
[12] Univ Med Ctr, Dept Neurol, Ljubljana, Slovenia
[13] Comenius Univ, Univ Hosp, Fac Med, Dept Neurol 1, Bratislava, Slovakia
[14] Univ Debrecen, Dept Neurol, H-4024 Debrecen, Hungary