[1] Tampere Univ Hosp, Dept Pulm Dis, FIN-36280 Pikonlinna, Finland
[2] Tampere Univ Hosp, Lab Atherosclerosis, Dept Clin Chem, FIN-36280 Pikonlinna, Finland
[3] Univ Tampere, Dept Med Biochem, Sch Med, FIN-33101 Tampere, Finland
[4] Tampere City Hosp, Dept Internal Med, Tampere, Finland