1. Department of Oncology, Helsinki University Hospital Comprehensive Cancer Center and Research Program in Applied Tumor Genomics, Faculty of Medicine University of Helsinki Helsinki Finland
2. Department of Otorhinolaryngology ‐ Head and Neck Surgery and Research Program in Systems Oncology, Faculty of Medicine University of Helsinki and Helsinki University Hospital Helsinki Finland
3. Department of Oncology University of Tampere and Tampere University Hospital Tampere Finland
4. Department of Pathology, Haartman Institute Helsinki University Hospital Helsinki Finland
5. Division of Ear, Nose and Throat Diseases, Department of Clinical Sciences, Intervention and Technology Karolinska Institutet and Karolinska Hospital Stockholm Sweden