1. Center for Clinical Research and Prevention, Bispebjerg and Frederiksberg Hospital, Frederiksberg, Denmark
2. The Institute of Occupational Safety and Environmental Health, Riga Stradiņš University, Riga, Latvia
3. Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
4. Nuclear Medicine Department, Erasme Hospital, Brussels, Belgium
5. Université Libre de Bruxelles, Bruxelles, Belgium
6. Faculty of Medicine, Sofia University St. Kl. Ohridski, Sofia, Bulgaria
7. Croatian Academy of Sciences and Arts, Zagreb, Croatia
8. School of Medicine, Zagreb, Croatia
9. Department of Government Services, Finnish Institute for Health and Welfare, Helsinki, Finland
10. Institute for Community Medicine, University Medicine Greifswald, Greifswald, Germany
11. Division of Endocrinology, Department of Medicine, Faculty of Medicine, University of Debrecen, Debrecen, Hungary
12. Faculty of Food Science and Nutrition, University of Iceland, Reykjavik, Iceland
13. Department of Clinical Nutrition, Landspitali-National University Hospital, Reykjavik, Iceland
14. Division of Medicine, Maccabi Healthcare Services, Tel Aviv, Israel
15. Goldman School of Medicine, Ben Gurion University of the Negev, Beer Sheva, Israel
16. The Institute of Biochemistry Food Science and Nutrition, The Hebrew University of Jerusalem, Rehovot, Israel
17. Internal Medicine, University of Latvia, Riga, Latvia
18. Seafood, Nutrition and Environmental State, Institute of Marine Research (IMR), Bergen, Norway
19. Chair and Department of Endocrinology, Jagiellonian University, Medical College, Cracow, Poland
20. Endocrine Department, Armed Forces Hospital, Lisbon, Portugal
21. Department of Nuclear Medicine, University Medical Centre Ljubljana, Ljubljana, Slovenia
22. Faculty of Medicine, University of Ljubljana, Ljubljana, Slovenia
23. Department of Endocrinology and Nutrition, Germans Trias Research Institute and Hospital, Badalona, Spain
24. Universitat Autònoma de Barcelona, Barcelona, Spain
25. Endocrinology and Nutrition Service, Hospital Moisés Broggi, Sant Juan Despi, Barcelona, Spain
26. Sahlgrenska Academy, Institute of Medicine, Gothenburg, Sweden
27. Frölunda Specialist Hospital, Västra Frölunda, Sweden
28. Department of Endocrinology, Specialist Medicine, Sahlgrenska University Hospital, Gothenburg, Sweden
29. Department of Internal Medicine, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
30. Wallenberg Centre of Molecular and Translational Medicine, Sahlgrenska University Hospital, Gothenburg, Sweden
31. Health Sciences and Technology, ETH Zurich, Zurich, Switzerland
32. Regional Centre for Endocrinology and Diabetes, Belfast Health and Social Care Trust, Belfast, UK
33. Centre for Public Health, Queen’s University Belfast, Belfast, UK