1. Steno Diabetes Center Copenhagen, Denmark
2. The Copenhagen City Heart Study, Bispebjerg and Frederiksberg Hospital, Denmark
3. The Copenhagen General Population Study, Herlev and Gentofte Hospital, Denmark
4. Department of Clinical Biochemistry, Herlev and Gentofte Hospital, Denmark
5. Faculty of Health and Medical Sciences, University of Copenhagen, Denmark
6. Department of Internal Medicine, Zealand University Hospital, Denmark