[1] Univ Hradec Kralove, Dept Neurol, Med Fac Charles, Sokolska 581, Hradec Kralove 50005, Czech Republic
[2] Univ Hosp Hradec Kralove, Sokolska 581, Hradec Kralove 50005, Czech Republic
[3] Univ Hradec Kralove, Dept Management, Fac Informat & Management, Rokitanskeho 62, Hradec Kralove 50005, Czech Republic
[4] Univ Hradec Kralove, Dept Informat & Quantitat Methods, Fac Informat & Management, Rokitanskeho 62, Hradec Kralove 50005, Czech Republic
[5] Univ Hradec Kralove, Dept Appl Linguist, Fac Informat & Management, Rokitanskeho 62, Hradec Kralove 50005, Czech Republic