[1] Charles Univ Prague, Dept Neurol, Movement Disorders Ctr, Fac Med 1, Prague, Czech Republic
[2] Charles Univ Prague, Fac Pharm, Dept Pharmacol & Toxicol, CS-50165 Hradec Kralove, Czech Republic
[3] Univ Hosp Hradec, Dept Biochem, Div Clin Toxicol & Mass Spectrometry, Kralove, Czech Republic