1. Department of OtolaryngologyHospital Universitario Central de Asturias Oviedo Spain
2. Department of Otorhinolaryngology – Head and Neck SurgeryUniversity of Groningen, University Medical Center Groningen Groningen The Netherlands
3. Department of Radiation OncologyInstitute of Oncology Ljubljana Slovenia
4. Department of Head and Neck Surgical Oncology, UMC Utrecht Cancer CenterUniversity Medical Center Utrecht Utrecht The Netherlands
5. Medical Oncology, Department of Medical and Surgical SpecialtiesRadiological Sciencesand Public HealthUniversity of Brescia, ASST‐Spedali Civili Brescia Italy
6. Department of Otolaryngology – Head and Neck SurgeryUniversity of Michigan Ann Arbor Michigan
7. University of Udine School of Medicine Udine Italy
8. Otorhinolaryngology – Head and Neck Surgery and Department of Oncology, Section Head and Neck OncologyUniversity Hospitals Leuven, KU Leuven Leuven Belgium
9. Department of Surgery, School of MedicineUniversidad de Antioquia, Clínica Vida Medellín Colombia
10. Department of Otolaryngology – Head and Neck SurgeryRadboud University Medical Center Nijmegen The Netherlands
11. International Head and Neck Scientific Group Padua Italy