1. Department of Experimental and Clinical Medicine University of Florence Florence
2. Head and Neck Oncology and Robotic Surgery, Department of Experimental and Clinical Medicine University of Florence Florence Italy
3. Otorhinolaryngology‐Head and Neck Surgery, Department of Surgery, Dentistry, Gynecology, and Pediatrics University of Verona, University Hospital of Verona Verona Italy
4. Department of Maxillo Facial Surgery Azienda Ospedaliero‐Universitaria Careggi Florence Italy
5. Radiation Oncology Azienda Ospedaliero‐Universitaria Careggi Florence Italy
6. Department of Medical and Surgical Specialties, Radiological Sciences and Public Health University of Brescia, ASST (Azienda Socio Sanitaria Territoriale) Spedali Civili Brescia Italy
7. Radiation Oncology, Clinical Department National Center for Oncological Hadrontherapy (CNAO) Pavia Italy
8. Department of Statistics, Computer Science Applications “G. Parenti” (DiSIA), University of Florence Florence Italy
9. Department of Translational Research School of Medicine, University of Pisa Pisa Italy
10. Unit of Histopathology and Molecular Diagnostics, Careggi University Hospital Florence Italy
11. Pathology Unit, Department of Pathology and Diagnostics University Hospital of Verona Verona Italy
12. Unit of Otorhinolaryngology—Head and Neck Surgery, ASST Spedali Civili of Brescia University of Brescia Brescia Italy