1. Department of Otorhinolaryngology—Head and Neck SurgeryUniversity of Helsinki and Helsinki University Hospital Helsinki Finland
2. Research Program in Systems Oncology, Faculty of MedicineUniversity of Helsinki Helsinki Finland
3. Division of Ear, Nose and Throat Diseases, Department of Clinical SciencesIntervention and Technology, Karolinska Institutet and Karolinska Hospital Stockholm Sweden
4. Department of PathologyUniversity of Helsinki Helsinki Finland
5. Institute of Biomedicine, Pathology, University of Turku Turku Finland
6. Faculty of DentistryUniversity of Misurata Misurata Libya
7. Department of ChemistryUniversity of Helsinki Helsinki Finland
8. Department of Otolaryngology, Head and Neck SurgeryNHS Lothian, Edinburgh University Edinburgh UK
9. Division of Hematology/Oncology, Department of MedicineMorristown Medical Center/Atlantic Health System Morristown New Jersey
10. Department of OtolaryngologyHospital Universitario Central de Asturias‐University of Oviedo, ISPA, IUOPA, CIBERONC Oviedo Spain
11. Department of Hematology and Medical OncologyWinship Cancer Institute, Emory University Atlanta Georgia
12. Otorhinolaryngology—Head and Neck Surgery and Department of Oncology, Section of Head and Neck OncologyUniversity Hospitals Leuven, KU Leuven Leuven Belgium
13. International Head and Neck Scientific Group Padua Italy