[1] Univ British Columbia, Dept Pathol & Lab Med, Vancouver, BC V5Z 1M9, Canada
[2] Tampere Univ Hosp, Res Unit, FIN-33101 Tampere, Finland
[3] Tampere Univ Hosp, Dept Internal Med, FIN-33101 Tampere, Finland
[4] Tampere Univ Hosp, Dept Clin Chem, FIN-33101 Tampere, Finland
[5] Tampere Univ Hosp, Lab Atherosclerosis Genet, FIN-33101 Tampere, Finland
[6] Univ British Columbia, Dept Cardiol, Vancouver, BC V5Z 1M9, Canada