1. Department of Nephrology, Rigshospitalet University of Copenhagen Copenhagen Denmark
2. Department of Clinical Physiology, Nuclear Medicine and PET, Rigshospitalet University of Copenhagen Copenhagen Denmark
3. Department of Endocrinology, Rigshospitalet University of Copenhagen Copenhagen Denmark
4. Center for Clinical Metabolic Research, Gentofte Hospital University of Copenhagen Hellerup Denmark
5. Department of Clinical Medicine, Faculty of Health and Medical Sciences University of Copenhagen Copenhagen Denmark
6. Novo Nordisk Foundation Center for Basic Metabolic Research, Faculty of Health and Medical Sciences University of Copenhagen Copenhagen Denmark
7. Steno Diabetes Center Copenhagen Gentofte Denmark
8. Section of Biostatistics, Faculty of Health and Medical Sciences University of Copenhagen Copenhagen Denmark