1. UCL Cancer Institute, University College London, London, United Kingdom
2. UCL Division of Surgery and Interventional Science, University College London, London, United Kingdom
3. Department of ENT, Barts Health NHS Trust, London, United Kingdom
4. Department of Head and Neck Surgery, The University of Texas MD Anderson Cancer Center, Houston, Texas, United States
5. Unit of Otorhinolaryngology—Head and Neck Surgery, Department of Biotechnology and Life Sciences, University of Insubria, Varese, Italy
6. Section of Otorhinolaryngology—Head and Neck Surgery, Department of Neurosciences, University of Padova, Padova, Italy
7. Cancer Research UK and UCL Cancer Trials Centre, University College London, London, United Kingdom
8. Unit of Otorhinolaryngology—Head and Neck Surgery, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
9. Department of Otolaryngology—Head and Neck Surgery, Lebanese American University, Beirut, Lebanon
10. Rhinology and Endoscopic Skull Base Surgery, Department of Otolaryngology—Head and Neck Surgery, Stanford University School of Medicine, Palo Alto, California, United States
11. Department of Otorhinolaryngology, Medical University of Innsbruck, Innsbruck, Austria
12. Department of Translational Research, University of Pisa, Pisa, Italy
13. Unit of Pathology, ASST Sette Laghi, University of Insubria, Varese, Italy
14. Pathology Unit, Department of Molecular and Translational Medicine, University of Brescia, ASST Spedali Civili, Brescia, Italy
15. Cancer Sciences Unit, Faculty of Medicine, University of Southampton, United Kingdom
16. Royal National ENT Hospital and Head and Neck Centre, University College London Hospitals NHS Trust, London, United Kingdom
17. Department of Oncology, Haematology and Bone Marrow Transplantation with Section Pneumology, Hubertus Wald Tumorzentrum, University Medical Center Hamburg-Eppendorf, Hamburg, Germany
18. Head and Neck Centre, University College London Hospitals NHS Trust, London, United Kingdom
19. Division of Dentistry, University of Manchester, Manchester, United Kingdom
20. Liverpool Head & Neck Centre, University of Liverpool, Liverpool, United Kingdom
21. Department of Clinical Oncology, The Christie NHS Foundation Trust, Manchester, United Kingdom
22. CAS Key Laboratory of Computational Biology, Shanghai Institute of Nutrition and Health, University of Chinese Academy of Sciences, Shanghai, People's Republic of China
23. Department of Otolaryngology, University of Pittsburgh Medical Center, Pittsburgh, United States
24. The Fingerland Department of Pathology, Charles University Faculty of Medicine and University Hospital Hradec Kralove, Czech Republic
25. Center for Cranial Base Surgery, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, United States
26. Department of Otolaryngology—Head and Neck Surgery, Beaumont Hospital, Dublin, Ireland
27. The Royal College of Surgeons in Ireland, Dublin, Ireland
28. Department of Otolaryngology—Head and Neck Surgery, Johns Hopkins School of Medicine, Baltimore, United States
29. Department of Neurosurgery, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States
30. Department of Oncology, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States
31. Sinonasal and Skull Base Tumor Program—Head and Neck Surgery Branch, National Institute on Deafness and Other Communication Disorders, National Institutes of Health, Bethesda, Maryland, United States
32. Department of Radiation Oncology, Stanford University School of Medicine, Palo Alto, California, United States
33. Department of Head and Neck Oncology, Instituto de Investigación Sanitaria del Principado de Asturias, Oviedo, Spain
34. Medical Oncology, Department of Medical and Surgical Specialities, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy
35. Department of Histopathology, University College London Hospitals NHS Trust, London, United Kingdom
36. Disease Team Alignment: Head and Neck, City of Hope Medical Center, Duarte, California, United States