1. Department of Surgery, Division of Otolaryngology Yale University School of Medicine New Haven Connecticut USA
2. Department of Otolaryngology—Head and Neck Surgery, Galilee Medical Center, affiliated with Azrieli Faculty of Medicine Bar‐Ilan University Safed Israel
3. A.R.M. Center of Otolaryngology—Head and Neck Surgery, Assuta Medical Center Affiliated with Ben‐Gurion University of the Negev Tel Aviv Israel
4. Department of Otorhinolaryngology—Head and Neck Surgery, Hospital Universitario Central de Asturias University of Oviedo, ISPA Oviedo Spain
5. Department of Otorhinolaryngology, Head and Neck Surgery, Head and Neck and Thyroid Oncology Unit Guy's and St. Thomas' Hospital NHS Foundation Trust London UK
6. Department of Otolaryngology—Head and Neck Surgery University of Toronto Toronto Ontario Canada
7. Division of Otolaryngology—Endocrine Head and Neck Surgery, Massachusetts Eye and Ear Infirmary Harvard University Boston Massachusetts USA
8. Department of Pathology, Eye Pathology Section, Rigshospitalet Copenhagen University Hospital Copenhagen Denmark
9. Department of Head and Neck Surgery, University of Sao Paulo Medical School AC Camargo Cancer Center Sao Paulo Brazil
10. Department of Head and Neck Surgery and Otorhinolaryngology AC Camargo Cancer Center Sao Paulo Brazil
11. Department of Otorhinolaryngology Mayo Clinic Rochester Minnesota USA
12. Department of Surgery, School of Medicine Universidad de Antioquia‐Ips Universitaria Medellín Colombia
13. CEXCA Centro de Excelencia en Enfermedades de Cabeza y Cuello—Clínica Las Vegas—Quirón Medellín Colombia
14. Multidisciplinary Thyroid and Parathyroid Center, Head and Neck Endocrine Surgery Sarasota Memorial Health Care System Sarasota Florida USA
15. Division of Otolaryngology—Endocrine Head and Neck Surgery, Department of Otolaryngology—Head and Neck Surgery, Johns Hopkins University School of Medicine Johns Hopkins University Baltimore Madison USA
16. Department of Ophthalmology Ospedale Sant'Antonio, Azienda Ospedaliera Padova Italy
17. Head and Neck Surgery Memorial Sloan‐Kettering Cancer Center New York New York USA
18. Department of Head & Neck Surgery Anderson Cancer Center Houston Texas USA
19. International Head and Neck Scientific Group Padua Italy