1. Department of OtolaryngologyHospital Universitario Central de Asturias‐University of Oviedo Oviedo Spain
2. Instituto de Investigación Sanitaria del Principado de Asturias, IUOPA, CIBERONC Oviedo Spain
3. Ear, Nose and Throat Department, NHS LothianUniversity of Edinburgh Edinburgh UK
4. Department of Otorhinolaryngology, Head and Neck SurgeryUniversity of Helsinki and Helsinki University Hospital Helsinki Finland
5. Department of Surgery, School of MedicineUniversidad de Antioquia, CEXCA. Centro de Excelencia en Enfermedades de Cabeza y Cuello Medellín Colombia.
6. Department of OtolaryngologyHospital Santa Creu i Sant Pau Barcelona Spain
7. Department of Radiation OncologyInstitute of Oncology Ljubljana Slovenia
8. Department of Otolaryngology—Head and Neck SurgeryUniversity of Michigan Ann Arbor Michigan
9. Department of Head and Neck Surgery and OtorhinolaryngologyA.C. Camargo Cancer Center Sao Paulo Brazil
10. Head and Neck ServiceMemorial Sloan–Kettering Cancer Center New York New York
11. Department of Head and Neck Surgical OncologyUniversity Medical Center Utrecht Utrecht The Netherlands
12. Department of Otolaryngology—Head and Neck SurgeryInstitut Gustave Roussy Villejuif Cedex France
13. Laboratoire de Phonétique et de Phonologie Paris France
14. University of Udine School of Medicine Udine Italy
15. Department of Otolaryngology—Head and Neck SurgeryRadboud University Medical Center Nijmegen The Netherlands
16. Coordinator of the International Head and Neck Scientific Group Padua Italy