1. Department of Otorhinolaryngology, Head and Neck Surgery and Audiology, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
2. Department of Pathology, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
3. Department of Pathology, Roskilde Hospital, Roskilde, Denmark
4. Department of Oncology, Herlev Hospital, University of Copenhagen, Copenhagen, Denmark
5. Centre for Genomic Medicine, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
6. Department of Oncology, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark