1. Institute of MedicineSahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
2. Department of EndocrinologySahlgrenska University Hospital, Gothenburg, Sweden
3. Norwegian Institute of Public Health, Oslo, Norway
4. National Institute for Health and Welfare Helsinki, Finland
5. Unit for Nutrition ResearchUniversity of Iceland and Landspitali National University Hospital, Reykjavik, Iceland
6. Department of Clinical NutritionSahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
7. Department of EndocrinologyAalborg University Hospital, Aalborg, Denmark
8. Department of Clinical MedicineAalborg University, Aalborg, Denmark
9. National Food Agency, Uppsala, Sweden
10. Department of EndocrinologyBispebjerg University Hospital, Copenhagen, Denmark
11. School of Health SciencesUniversity of Tampere, Finland