1. Unit of Metabolic Bone and Thyroid Disorders Fondazione Policlinico Universitario Campus Bio‐Medico Rome
2. Unit of Endocrinology and Diabetes Campus Bio‐Medico University Rome
3. Department of Medicine, Division of Endocrinology, Vagelos College of Physicians & Surgeons Columbia University New York NY USA
4. Department of Endocrinology San Giovanni Addolorata Hospital Rome Italy
5. Department of Food Science and Nutrition University Campus Bio‐Medico Rome Italy
6. Department of Endocrine and Metabolic Diseases, IRCCS Istituto Auxologico Italiano Milan Italy
7. Clinic for Endocrinology and Diabetology Lugano Regional Hospital, Ente Ospedaliero Cantonale Lugano Switzerland
8. Department of Biomedical Sciences Humanitas University Milan Italy
9. Clinical Department of Medical, Surgical, and Health Sciences University of Trieste Trieste Italy
10. UOS Malattie Metaboliche Santa Maria Goretti Hospital Latina Italy
11. Endocrinology and Metabolism Unit University‐Hospital S. M. Misericordia of Udine Udine Italy