1. Department of Pediatric Endocrinology, Emma Children's Hospital, Amsterdam University Medical Centers, University of Amsterdam, Amsterdam, Netherlands.
2. Pediatric Endocrinology, Gynecology and Diabetology Department, Assistance Publique Hôpitaux de Paris (APHP), Hôpital Universitaire Necker Enfants Malades, Paris, France.
3. Université de Paris, Paris, France.
4. INSERM U1163, IMAGINE Institute, Paris, France.
5. INSERM U1016, Cochin Institute, Paris, France.
6. Department of Pediatric Endocrinology and Diabetology, Reference Center for Growth and Development Endocrine Diseases, Assistance Publique-Hôpitaux de Paris, Robert Debré University Hospital, Paris, France.
7. Institut National de la Santé et de la Recherche Médicale (INSERM), UMR 1141, Paris, France.
8. Department of Pediatric Endocrinology, University Children's Hospital, Saarland University Medical Center, Homburg, Germany.
9. Department of Pediatric Endocrinology, Great Ormond Street Hospital for Children, London, United Kingdom.
10. Department of Endocrinology and Metabolic Diseases, IRCCS Istituto Auxologico Italiano, Milan, Italy.
11. Department of Pathophysiology and Transplantation, University of Milan, Milan, Italy.
12. Department of Pediatric Endocrinology, Unit of Pediatrics, Department of Medical & Surgical Sciences, University of Bologna, Bologna Italy.
13. Pediatric Endocrinology Unit, Hôpital Universitaire des Enfants Reine Fabiola, Université Libre de Bruxelles, Brussels, Belgium.
14. Unité d'Endocrinologie Pédiatrique, Cliniques Universitaires Saint-Luc, Université Catholique de Louvain, Brussels, Belgium.
15. Department of Pediatrics, Johannes Gutenberg University Medical School, Mainz, Germany.
16. Centre de Référence des Maladies Rares de la Thyroïde et des Récepteurs Hormonaux, Service EDN, CHU d'Angers, Institut MITOVASC, Université d'Angers, Angers, France.
17. Unité d' Endocrinologie Diabetologie Pédiatrique and Centre des Maladies Rares de la Réceptivité Hormonale, CHU-Angers, Angers, France.
18. Department of Pediatric Endocrinology, University Children's Hospital Basel, University of Basel, Basel, Switzerland.
19. European Society for Pediatric Endocrinology.
20. Department of Paediatric Endocrinology, Royal Manchester Children's Hospital, Manchester University NHS Foundation Trust, Manchester, United Kingdom.
21. Thyroid Group, European Patient Advocacy Group Patient Representative (ePAG), Association Vivre sans Thyroide, Léguevin, France.
22. Department of Obstetrics and Gynecology, University Hospitals Paris Nord Val de Seine (HUPNVS), Assistance Publique Hôpitaux de Paris (APHP), Bichat Hospital, Paris, France.
23. Department Risks and Pregnancy (DHU), Université de Paris, Inserm U1141, Paris, France.
24. Pediatric Endocrine Unit, Department of Translational Medical Sciences, University of Naples Federico II, Naples, Italy.
25. Department of Public Health and Pediatrics, University of Turin, Regina Margherita Children's Hospital, Turin, Italy.
26. Department of Pediatrics, IRCCS San Raffaele Hospital, Vita-Salute San Raffaele University, Milan, Italy.
27. Institut für Experimentelle Pädiatrische Endokrinologie, Charité - Universitätsmedizin Berlin, Berlin, Germany.
28. Department of Clinical Sciences and Community Health, University of Milan, Milan, Italy.
29. Department of Endocrine and Metabolic Diseases, IRCCS Istituto Auxologico Italiano, Milan, Italy.
30. Paris Regional Newborn Screening Program, Centre régional de dépistage néonatal, Paris, France.