1. UOC Chirurgia Endocrina e Metabolica, Centro Dipartimentale di Chirurgia Endocrina e dell’Obesità, Fondazione Policlinico Universitario Agostino Gemelli IRCCS , Rome , Italy
2. Centro di Ricerca in Chirurgia delle Ghiandole Endocrine e dell’Obesità (CREO), Università Cattolica del Sacro Cuore , Rome , Italy
3. Second Surgical Department, Aristotle University of Thessaloniki, G. Gennimatas Hospital , Thessaloniki , Greece
4. Department of Endocrine Surgery, Jagiellonian University Medical College , Krakow , Poland
5. Department of Breast and Endocrine Surgery, Haukeland University Hospital , Bergen , Norway
6. Department of Translational and Precision Medicine, Sapienza University of Rome , Rome , Italy
7. Endocrine Surgery Unit, General Surgery Department, Hospital Universitario La Paz , IdiPaz Madrid, Madrid , Spain
8. Department of Visceral, Vascular and Endocrine Surgery, Martin-Luther-University Halle-Wittenberg , Halle (Saale) , Germany
9. Centre for Endocrine Surgery, Ozel Saglik Hospital , Izmir , Turkey
10. Department of Surgical, Medical and Molecular Pathology and Critical Area, University of Pisa , Pisa , Italy
11. Department of General Surgery, University Hospital St Marina, Medical University Pleven , Pleven , Bulgaria
12. Department of Otolaryngology Head and Neck Surgery, Harvard Medical School , Boston, Massachusetts , USA
13. Endocrine Surgery Service, Imperial College NHS Healthcare Trust , London , UK
14. Department of Surgical Oncology and Endocrine Surgery, University Medical Centre Utrecht , Utrecht , the Netherlands
15. Section of Endocrine Surgery, Department of General, Visceral and Transplantation Surgery, University Medicine Mainz , Mainz , Germany