1. Department of Otorhinolaryngology and Head & Neck Surgery; UMC Cancer Center University Medical Center Utrecht; Utrecht The Netherlands
2. Rudolf Magnus Institute of Neuroscience; UMC Cancer Center University Medical Center Utrecht; Utrecht The Netherlands
3. Department of Radiology; UMC Cancer Center University Medical Center Utrecht; Utrecht The Netherlands
4. Department of Radiotherapy; UMC Cancer Center University Medical Center Utrecht; Utrecht The Netherlands
5. Department of Head and Neck Surgical Oncology; UMC Cancer Center University Medical Center Utrecht; Utrecht The Netherlands