1. From the Department of Biochemistry, University of Crete Medical School, Heraklion, Greece (D.K., E.T.); Department of Clinical Biochemistry, Rigshospitalet (J.S., R.F.-S., A.T.-H.), Department of Cardiology, Rigshospitalet (P.G.), Department of Clinical Biochemistry, Herlev Hospital (B.G.N.), and Copenhagen City Heart Study, Bispebjerg Hospital (B.G.N., G.J., A.T.-H.), Copenhagen University Hospitals and Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark.