[1] Palacky Univ Olomouc, Fac Med & Dent, Dept Resp Med, Olomouc 77520, Czech Republic
[2] Palacky Univ Olomouc, Fac Med & Dent, Dept Internal Med Cardiol 1, Olomouc 77520, Czech Republic
[3] Cent Moravian Hosp Cty Inc, Prostejov Hosp, Dept Lab Med, Prostejov 79604, Czech Republic
[4] Cent Moravian Hosp Cty Inc, Prostejov Hosp, Dept Med, Prostejov 79604, Czech Republic
[5] Palacky Univ Olomouc, Fac Med & Dent, Dept Resp Med, Olomouc 77520, Czech Republic
[6] Palacky Univ Olomouc, Fac Med & Dent, Dept Resp Med, Olomouc 77520, Czech Republic