1. University of Debrecen, Department of Neurology, Health Science & Medical Center, Debrecen, Nagyerdei krt. 98, Hungary; H-4012, Tex.: , Fax.: ,
2. Professor of Neurology, University of Debrecen, Department of Neurology, Health Science & Medical Center, Debrecen, Nagyerdei krt. 98, H-4012, Hungary Tex.: , Fax.: ,