1. Department of Otolaryngology-Head and Neck Surgery, University of Miami Miller School of Medicine, Miami, FL 33136, USA
2. Department of Otorhinolaryngology-Head and Neck Surgery, Nottingham University Hospitals, Queens Medical Centre Campus, Nottingham NG7 2UH, UK
3. Department of Otolaryngology, Hospital Universitario Central de Asturias, University of Oviedo, ISPA, IUOPA, CIBERONC, 33011 Oviedo, Spain
4. Department of Head and Neck Surgical Oncology, University Medical Center Utrecht, 3508 GA Utrecht, The Netherlands
5. Department of Otorhinolaryngology, Institute of Phoniatry/Pedaudiology, Jena University Hospital, 07747 Jena, Germany
6. Department of Head and Neck Surgery and Otorhinolaryngology, A.C. Camargo Cancer Center, Sao Paolo 01509-900, Brazil
7. Head and Neck Surgery Department, University of São Paulo Medical School, Sao Paulo 05403-000, Brazil
8. Department of Otorhinolaryngology-Head and Neck Surgery, Research Program in Systems Oncology, Faculty of Medicine, University of Helsinki and Helsinki University Hospital, FI-00029 HUS Helsinki, Finland
9. ENT Unit, Policlinico Città di Udine, 33100 Udine, Italy
10. Department of Otolaryngology Head and Neck Surgery, School of Medicine, Southern Illinois University Carbondale, Carbondale, IL 62901, USA
11. Department of Otorhinolaryngology-Head and Neck Surgery, Radboud University Medical Centre, 6525 GA Nijmegen, The Netherlands
12. Coordinator of the International Head and Neck Scientific Group, 35100 Padua, Italy