1. Center for Clinical Metabolic Research, Copenhagen University Hospital - Herlev and Gentofte, Hellerup, Denmark
2. Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
3. Department of Pediatrics, Copenhagen University Hospital, Herlev and Gentofte, Denmark
4. Department of Clinical Medicine, Aarhus University, Aarhus, Denmark
5. Steno Diabetes Center Aarhus - Children and Adolescence, Aarhus University, Aarhus, Denmark
6. Steno Diabetes Center Copenhagen, Gentofte, Denmark
7. Novo Nordisk Foundation for Basic Metabolic Research, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark