1. Research Unit for ORL—Head & Neck Surgery and Audiology, Odense University Hospital, Odense, Denmark
2. University of Southern Denmark, Odense, Denmark
3. OPEN, Open Patient Data Explorative Network, Odense University Hospital, Odense, Region of Southern Denmark
4. Department of Oncology, Odense University Hospital, Odense, Denmark
5. Research Unit for Plastic Surgery, Odense University Hospital, Odense, Denmark