1. Department of Otolaryngology – Head & Neck Surgery Stanford University School of Medicine Stanford California USA
2. Department of Otolaryngology – Head & Neck Surgery Southern Illinois University School of Medicine Springfield Illinois USA
3. Department of Otolaryngology – Head & Neck Surgery San Francisco School of Medicine, University of California San Francisco California USA
4. Department of Surgery University of Chicago Chicago Illinois USA
5. Department of Radiology, Research Institute of Radiology, Asan Medical Center University of Ulsan College of Medicine Seoul South Korea
6. Division of Otolaryngology – Head and Neck Surgery, Department of Surgery University of California, San Diego San Diego California USA
7. Department of Otolaryngology – Head and Neck Surgery, E‐Da Hospital School of Medicine, College of Medicine, I‐Shou University Kaohsiung Taiwan
8. Department of Radiology, Massachusetts Eye and Ear Infirmary Harvard Medical School Boston Massachusetts USA
9. The Section of Otolaryngology The Dartmouth Institute for Health Policy and Clinical Practice, Geisel School of Medicine at Dartmouth Hanover New Hampshire USA
10. Department of Endocrinology and Metabolism Arcispedale Santa Maria Nuova IRCCS‐ASL Reggio Emilia Italy
11. Department of Otolaryngology – Head and Neck Surgery, Brigham & Women's Hospital Harvard Medical School Boston Massachusetts USA
12. Department of Endocrinology and Metabolism Odense University Hospital Odense Denmark
13. Department of Otolaryngology – Head & Neck Surgery Kaiser Permanente Santa Clara California USA
14. Department of Surgery Tulane University School of Medicine New Orleans Louisiana USA
15. Department of Surgery Columbia University Irving Medical Center New York New York USA
16. Division of Endocrine and Metabolic Surgery Fondazione Policlinico Universitario A. Gemelli IRCCS Rome Italy
17. Thyroid & Endocrine Center of Florida Sarasota Florida USA
18. Unidade de Tireoide, Hospital de Clínicas de Porto Alegre, Faculdade de Medicina Universidade Federal do Rio Grande do Sul Porto Alegre Brazil
19. Department of Head and Neck‐Endocrine Oncology H. Lee Moffitt Cancer Center, Research Institute Tampa Florida USA
20. Department of Radiology, Gangneung Asan Hospital University of Ulsan College of Medicine Gangneung South Korea
21. Endocrine & Thyroid Clinic (E.T.C.) Reggio Emilia Italy
22. Department of Endocrinology and Metabolism Regina Apostolorum Hospital Rome Italy
23. Department of Surgery New York University New York New York USA
24. Division of Otorhinolaryngology – Head and Neck Surgery State University of Rio de Janeiro Rio de Janiero Brazil
25. Department of Otolaryngology – Head and Neck Surgery Johns Hopkins University School of Medicine Baltimore Maryland USA
26. Department of Otolaryngology – Head and Neck Surgery Oregon Health and Science University Portland Oregon USA
27. Department of Otolaryngology – Head and Neck Surgery University of Virginia Health System Charlottesville Virginia USA
28. Division of Otolaryngology – Head and Neck Surgery, Department of Surgery NorthShore University Health System Evanston Illinois USA
29. Clinician Educator Pritzker School of Medicine Chicago Illinois USA
30. Department of Otolaryngology – Head and Neck Surgery Mount Sinai West Hospital New York New York USA
31. Department of Otolaryngology – Head and Neck Surgery Henry Ford Health System Detroit Michigan USA
32. Endocrine Surgery, Ospedale del Mare ASL NA1 Centro Naples Italy
33. Department of Otorhinolaryngology – Head and Neck Surgery University of Campinas Campinas Brazil
34. Department of Otolaryngology – Head and Neck Surgery University of Cincinnati Cincinnati Ohio USA
35. Department of Otolaryngology – Head and Neck Surgery, College of Medicine Hanyang University Seoul South Korea
36. Hammersmith Hospital Imperial College NHS Healthcare Trust London UK
37. Endocrine Service, Department of Medicine Memorial Sloan Kettering Cancer Center New York New York USA
38. Oncology Center Oswaldo Cruz German Hospital Sao Paulo Brazil
39. Department of Otolaryngology – Head and Neck Surgery Kaohsiung Medical University Hospital, Faculty of Medicine, College of Medicine, Kaohsiung Medical University Kaohsiung Taiwan
40. Department of Otolaryngology – Head and Neck Surgery, Division of Thyroid and Parathyroid Endocrine Surgery, Massachusetts Eye & Ear Infirmary Harvard Medical School Boston Massachusetts USA