1. Department of Otorhinolaryngology; Head and Neck Surgery, and Audiology, Rigshospitalet and Faculty of Health and Medical Science, University of Copenhagen; Denmark
2. Department of Pathology; Rigshospitalet and Faculty of Health and Medical Science, University of Copenhagen; Denmark
3. Department of Clinical Physiology and Nuclear Medicine; Rigshospitalet and Faculty of Health and Medical Science, University of Copenhagen; Denmark
4. Department of Oncology; Rigshospitalet and Faculty of Health and Medical Science, University of Copenhagen; Denmark