[1] Charles Univ Prague, Fac Med 1, Inst Med Biochem & Lab Diagnost, U Nemocnice 499-2, Prague 12808, Czech Republic
[2] Gen Univ Hosp Prague, U Nemocnice 499-2, Prague 12808, Czech Republic
[3] Charles Univ Prague, Fac Med 1, Dept Neurol, Katerinska 30, Prague 12000, Czech Republic
[4] Charles Univ Prague, Fac Med 1, Ctr Clin Neurosci, Katerinska 30, Prague 12000, Czech Republic
[5] Gen Univ Hosp Prague, Katerinska 30, Prague 12000, Czech Republic
[6] Palacky Univ, Fac Med & Dent, Dept Microbiol, Hnevotinska 3, Olomouc, Czech Republic
[7] Charles Univ Prague, Fac Med 3, Clin Internal Med, Videnska 800, Prague 14059, Czech Republic
[8] Thomayer Univ Hosp, Videnska 800, Prague 14059, Czech Republic