1. Department of Clinical Sciences Lund, Oto-rhino-laryngology, Head and Neck Surgery, Skåne University Hospital, Lund University, Lund, Sweden;
2. Department of Clinical Sciences Lund, Oncology and Pathology, Skåne University Hospital, Lund University, Lund, Sweden;
3. Department of Pathology, Regional Laboratories Region Skåne, Skåne University Hospital, Lund, Sweden;
4. Department of Laboratory Medicine, Division of Clinical Genetics, Lund University, Lund, Sweden;
5. Department of Clinical Sciences Lund, Surgery, Skåne University Hospital, Lund University, Lund, Sweden