1. Department of Clinical Biochemistry (S.B., C.M.M., A.V., B.G.N)
2. Copenhagen General Population Study (S.B., C.M.M., A.V., M.B., B.G.N)
3. Herlev and Gentofte Hospital, Copenhagen University Hospital, Herlev, Denmark. Faculty of Health and Medical Sciences, University of Copenhagen, Denmark (S.B., C.M.M., M.B., B.G.N.).
4. Department of Clinical Biochemistry, Rigshospitalet (A.V., M.B.)
5. Copenhagen City Heart Study, Frederiksberg Hospital (B.G.N.), Copenhagen University Hospital, Denmark.