1. Department of Clinical Research, University of Southern Denmark, Odense, Denmark
2. Research Unit for ORL – Head & Neck Surgery and Audiology, Odense University Hospital & University of Southern Denmark, Odense, Denmark
3. OPEN, Open Patient data Explorative Network, Odense University Hospital, Odense, Denmark
4. Department of Linguistics, Macquarie University, Sydney, Australia
5. Manchester Centre for Audiology and Deafness, The University of Manchester, Manchester, UK