[1] Kardiol Ctr AGEL, Pardubice, Czech Republic
[2] Nemocnice Homolce, Komplexni Kardiovaskularni Ctr, Prague, Czech Republic
[3] Univ Karlova, Kardiol Klin, Lekarska Fak Plzen, Plzen, Czech Republic
[4] Fak Nemocnice Plzen, Plzen, Czech Republic
[5] Nemocnice Podlesi, Kardiol Oddeleni, Trinec, Czech Republic
[6] Masarykova Nemocnice, Kardiol Klin, Usti Nad Labem, Czech Republic
[7] Krajska Nemocnice Liberec, Kardiol Oddeleni, Liberec, Czech Republic
[8] Masarykovy Univ, Interni Kardiol Klin, Lekarska Fak, Brno, Czech Republic
[9] Fak Nemocnice Brno, Brno, Czech Republic
[10] Univ Karlovy, Interni Kardiol Klin 3, Lekarska Fak 3, Prague, Czech Republic
[11] Fak Nemocnice Kralovske Vinohrady, Prague, Czech Republic
[12] Univ Karlovy, Interni Klin Kardiol & Angiol 2, Lekarska Fak 1, Prague, Czech Republic
[13] Vseobecna Fak Nemocnice Praze, Prague, Czech Republic
[14] Nemocnice Ceske Budejovice, Kardiol Oddeleni, Ceske Budejovice, Czech Republic
[15] Univ Karlovy, Interni Kardioangiol Klin 1, Lekarska Fak, Hradec Kralove, Czech Republic
[16] Fak Nemocnice Hradec Kralove, Hradec Kralove, Czech Republic
[17] Inst Klin & Expt Med, Klin Kardiol, Prague, Czech Republic