1. Department of Otolaryngology-Head and Neck Surgery; VU University Medical Center; Amsterdam The Netherlands
2. Department of Radiology and Nuclear Medicine; VU University Medical Center; Amsterdam The Netherlands
3. Department of Oral and Maxillofacial Surgery/Oral Pathology; VU University Medical Center/Academic Center for Dentistry Amsterdam (ACTA); Amsterdam The Netherlands
4. Department of Pathology; VU University Medical Center; Amsterdam The Netherlands
5. Department of Radiation Oncology; VU University Medical Center; Amsterdam The Netherlands
6. Department of Epidemiology and Biostatistics; VU University Medical Center; Amsterdam The Netherlands