1. Department of Radiotherapy, Erasmus MC Cancer Institute, Rotterdam, The Netherlands
2. Department of Radiology and Nuclear Medicine, Erasmus MC Cancer Institute, Rotterdam, The Netherlands
3. Department of Otorhinolaryngology and Head and Neck Surgery, Erasmus MC Cancer Institute, Rotterdam, The Netherlands
4. Department of Oral and Maxillofacial Surgery, Erasmus MC Cancer Institute, Rotterdam, The Netherlands
5. Department of Medical Oncology, Erasmus MC Cancer Institute, Rotterdam, The Netherlands