[1] Charles Univ Prague, Dept Immunochem, Univ Hosp, Prague, Czech Republic
[2] Charles Univ Prague, Dept Surg, Univ Hosp, Prague, Czech Republic
[3] Charles Univ Prague, Fac Med Pilsen, Prague, Czech Republic
[4] Charles Univ Prague, Internal Med Dept 3, Prague, Czech Republic
[5] Charles Univ Prague, Med Fac 1, Prague, Czech Republic
[6] Univ West Bohemia, Fac Hlth Care Studies, Plzen, Czech Republic