1. Research Centre for Prevention and Health, Glostrup Hospital, University of Copenhagen, Glostrup, Denmark.
2. Department of Internal Medicine, Næstved Hospital, University of Copenhagen, Næstved, Denmark.
3. Steno Diabetes Center, Gentofte, Denmark.
4. Department of Health, Science and Technology, Aalborg University, Aalborg, Denmark.
5. Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark.
6. Department of Endocrinology and Internal Medicine, Hvidovre Hospital, University of Copenhagen, Hvidovre, Denmark.
7. Department of Clinical Biochemistry, Hvidovre Hospital, University of Copenhagen, Hvidovre, Denmark.
8. Department of Medicine, Glostrup Hospital, University of Copenhagen, Glostrup, Denmark.