[1] Charles Univ Prague, Fac Med 3, Cardioctr, Prague, Czech Republic
[2] Univ Hosp Kralovske Vinohrady, Prague, Czech Republic
[3] Univ Hosp Hradec Kralove, Dept Cardiovasc Med 1, Hradec Kralove, Czech Republic
[4] Masaryk Univ, Fac Med, ICRC, Dept Internal Med Cardioangiol 1, Brno, Czech Republic
[5] St Annes Univ Hosp, Brno, Czech Republic
[6] Masaryk Univ, Fac Med, Brno, Czech Republic
[7] Univ Hosp Brno, Dept Internal Med & Cardiol, Brno, Czech Republic
[8] Charles Univ Prague, Univ Hosp, Dept Cardiol, Plzen, Czech Republic
[9] Charles Univ Prague, Fac Med Pilsen, Dept Cardiol, Plzen, Czech Republic
[10] Cntr AGEL, Cardiol, Pardubice, Czech Republic
[11] Masaryk Univ, Fac Med, Inst Biostat & Anal, Brno, Czech Republic
[12] Masaryk Univ, Fac Sci, Brno, Czech Republic
[13] Reg Hosp, Cardioctr, Dept Cardiol, Ceske Budejovice, Czech Republic
[14] Reg Hosp, Cardioctr, Karlovy Vary, Karlovy Vary, Czech Republic
[15] Charles Univ Prague, Fac Med 1, Dept Cardiovasc Med, Dept Med 2, Prague, Czech Republic
[16] Gen Univ Hosp Prague, Prague, Czech Republic