1. Department of Surgical Sciences, Head and Neck Surgery, Section of Otolaryngology, Department of Otolaryngology, Uppsala University Hospital, Uppsala, Sweden;
2. Department of Immunology, Genetics and Pathology, The Rudbeck Laboratory, Uppsala University, Uppsala, Sweden;
3. Department of Otolaryngology, Medical University of Innsbruck, Innsbruck, Austria;
4. Science for Life Laboratory, BioVis Facility, Uppsala University, Uppsala, Sweden;
5. Department of Histology and Molecular Cell Biology, Institute of Anatomy and Histology, Medical University of Innsbruck, Innsbruck, Austria