[1] Folhalsan Res Ctr, Helsinki, Finland
[2] Univ Helsinki, Res Program Clin & Mol Metab, Helsinki, Finland
[3] Univ Helsinki, Dept Cardiol, Helsinki, Finland
[4] Helsinki Univ Hosp, Helsinki, Finland
[5] Univ Helsinki, Dept Nephrol, Helsinki, Finland
[6] Univ Helsinki, Dept Gen Practice & Primary Hlth Care, Helsinki, Finland