1. Research Centre for Prevention and Health, The Capital Region of Denmark, Glostrup, Denmark.
2. Department of Endocrinology, Bispebjerg University Hospital, Copenhagen, Denmark.
3. Department of Endocrinology, Aalborg University Hospital, Aalborg, Denmark.
4. Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark.
5. Faculty of Medicine, Aalborg University, Aalborg, Denmark.
6. Department of Gastroenterology, Slagelse Hospital, Slagelse, Denmark.
7. Department of Nutrition, National Food Institute, Technical University of Denmark, Søborg, Denmark.