1. Department of Otorhinolaryngology - Head and Neck Surgery; Helsinki University Central Hospital and University of Helsinki; Helsinki Finland
2. Division of Ear, Nose and Throat Diseases; Department of Clinical Sciences, Intervention and Technology; Karolinska Institutet; Stockholm Sweden
3. Department of Pathology; Haartman Institute and HusLab; University of Helsinki and Helsinki University Central Hospital; Helsinki Finland
4. Department of Surgery; Helsinki University Central Hospital; Helsinki Finland
5. Research Programs Unit; Translational Cancer Biology; University of Helsinki; Helsinki Finland