1. Institute for Community Medicine, University Medicine Greifswald, Greifswald, Germany.
2. Leibniz Institute for Plasma Science and Technology (INP), Greifswald, Germany.
3. Department of Government Services, Finnish Institute for Health and Welfare, Helsinki, Finland.
4. Department of Public Health Solutions, Finnish Institute for Health and Welfare, Helsinki, Finland.
5. Institute of Endocrinology, Prague, Czech Republic.
6. Department of Endocrinology, Hospital das Forças Armadas, Lisbon, Portugal.
7. Food Security and Nutrition, Institute of Marine Research (IMR), Bergen, Norway.
8. Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
9. Department of Endocrinology, Sahlgrenska University Hospital, Göteborg, Sweden.
10. Department of Nuclear Medicine, University Medical Centre, Ljubljana, Slovenia.
11. Department of Endocrinology and Nutrition, Hospital Regional Universitario de Málaga, IBIMA, Málaga, Spain.
12. Carol Davila University of Medicine and Pharmacy, Bucharest, Romania.
13. C.I. Parhon National Institute of Endocrinology, Bucharest, Romania.
14. Department of Endocrinology, Jagiellonian University Medical College, Krakow, Poland.
15. Department of Health Sciences and Technology, ETH, Zürich, Switzerland.
16. Department of Oncology and Nuclear Medicine, Sestre Milosrdnice University Hospital Centre, Zagreb, Croatia.
17. Centre for Regional Policy Research and Cooperation “Studiorum”, Skopje, North Macedonia.
18. Institute of Pathophysiology and Nuclear Medicine, Ss. Cyril and Methodius University, Skopje, Former Yougoslavian Rebublic of Macedonia.
19. Cyprus International Institute for Environmental and Public Health, Cyprus University of Technology, Limassol, Cyprus.
20. Department of Endocrinology, Institute University of Patras Medical School, Patras, Greece.
21. Chair of Epidemiology, Ludwig-Maximilians Universität Munich, UNIKA-T Augsburg, Augsburg, Germany.
22. Independent Research Group Clinical Epidemiology, Helmholtz Zentrum München, German Research Center for Environmental Health, Neuherberg, Germany.
23. Belfast Health and Social Care Trust, Belfast, United Kingdom.
24. Division of Endocrinology, Faculty of Medicine, University of Debrecen, Debrecen, Hungary.
25. Department of Internal Medicine, University of Latvia, Riga, Latvia.
26. Department of Endocrinology and Diabetes, Institute for Sick Children, Podgorica, Montenegro.
27. Department of Pediatrics, Faculty of Medicine, University of Niš, Niš, Serbia.
28. Department of Epidemiology and Health Monitoring, Robert Koch Institute, Berlin, Germany.
29. Department of Public Health, Dokuz Eylul University Medical Faculty, İzmir, Turkey.
30. Department of Endocrinology and Nutrition, Hospital de Sant Joan Despi Moisès Broggi, Barcelona, Spain.
31. Department of Clinical and Experimental Medicine, University of Pisa, Pisa, Italy.
32. Centre for Public Health, Queen's University Belfast, Belfast, United Kingdom.