1. Department of Translational and Precision Medicine, Sapienza University of Rome , 00161 Rome , Italy
2. Department of Statistical Sciences, Sapienza University of Rome , 00185 Rome , Italy
3. Department of Medicine and Surgery, University of Perugia , 06129 Perugia , Italy
4. Oncological Endocrinology Unit, Department of Medical Sciences, Città della Salute e della Scienza Hospital, University of Turin , 10126 Turin , Italy
5. Endocrinology and Diabetology Unit, Department of Medicine, Azienda Ospedaliera-Universitaria di Verona , 37126 Verona , Italy
6. Section of Endocrinology, Geriatrics and Internal Medicine, Department of Medical Sciences, University of Ferrara , 44121 Ferrara , Italy
7. Unit of Internal Medicine and Oncological Endocrinology, University Hospital of Parma , 43126 Parma , Italy
8. Endocrinology, Department of Translational Medicine, University of Piemonte Orientale , 28100 Novara , Italy
9. Endocrinology Unit, Department of Medico-Surgical Sciences and Biotechnologies, Sapienza University of Rome , 04100 Latina , Italy
10. Department of Radiological, Oncological and Pathological Sciences, Sapienza University of Rome , 00161 Rome , Italy
11. Unit of Endocrine Organs and Neuromuscolar Pathology, Fondazione Policlinico Universitario Campus Bio-Medico , 00128 Rome , Italy
12. Unit of Metabolic Bone and Thyroid Diseases, Fondazione Policlinico Universitario Campus Bio-Medico , 00128 Rome , Italy
13. Endocrinology, Diabetology and Metabolism, Department of Medical Sciences, University of Turin , 10126 Turin , Italy
14. Department of Medicine, Surgery and Neuroscience, Section of Endocrinology, University of Siena , 53100 Siena , Italy
15. Endocrine Oncology Unit, Department of Endocrine and Metabolic Diseases, IRCCS Istituto Auxologico Italiano , 20095 Milan , Italy
16. IRCCS Fondazione G. Pascale, National Cancer Institute , 80131 Naples , Italy
17. Endocrinology Unit, Department of Experimental and Clinical Biomedical Sciences “Mario Serio”, University of Florence , 50134 Florence , Italy
18. Department of Medicine and Aging Sciences, University “G. d'Annunzio” of Chieti-Pescara , 66100 Chieti , Italy
19. Department of Clinical and Experimental Medicine, University of Catania , 95122 Catania , Italy
20. Department of Medical Sciences, Hospital “Casa Sollievo della Sofferenza”, IRCCS , 71013 San Giovanni Rotondo , Italy
21. Nuclear Medicine, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia and Spedali Civili di Brescia , 25123 Brescia , Italy
22. UO Endocrinologia, Diabetologia e Malattie del metabolismo, AO Ordine Mauriziano Torino , 10128 Torino , Italy
23. Department of Surgery, Medical and Molecular Pathology and Critical Area, University of Pisa , 56100 Pisa , Italy
24. Operative Unit of Endocrinology Department of Medicine-DIMED University of Padua , 35128 Padua , Italy
25. Endocrine Unit, Tinchi Hospital, Asm Matera , 75015 Matera , Italy
26. Endocrinology and Diabetes Unit, Azienda Ospedaliero-Universitaria Sant’Andrea, Sapienza University of Rome , 00189 Rome , Italy
27. Department of Public Health, University of Naples “Federico II” , 80131 Naples , Italy
28. Unit of Endocrinology, Department of Biomedical, Metabolic and Neural Sciences, University of Modena and Reggio Emilia , 41125 Modena , Italy
29. Unit of Endocrinology, Department of Medical Specialties, Azienda Ospedaliero-Universitaria of Modena , 41124 Modena , Italy
30. Unit of Endocrinology ASL North West Tuscany , Ospedali Riuniti, 57124 Livorno , Italy