| Affiliation: | 1. Department of Otolaryngology – Head and Neck Surgery, European Institute of Oncology, Milan, Italy;2. Division of Pathology, European Institute of Oncology, Milan, Italy;3. Division of Radiotherapy, European Institute of Oncology, Milan, Italy;4. Medical Oncology Division of Urogenital and Head and Neck Tumours, European Institute of Oncology, Milan, Italy;5. Division of Radiology, European Institute of Oncology, Milan, Italy;6. Division of Epidemiology and Biostatistics, European Institute of Oncology, Milan, Italy |
