1. Department of Otorhinolaryngology (ORL) Helsingborg Hospital Helsingborg Sweden
2. Department of Clinical Sciences Lund University Lund Sweden
3. Department of Otorhinolaryngology (ORL) Head & Neck Surgery Skåne University Hospital Lund Sweden
4. Center for Immunology & Infection Control Queensland University of Technology Brisbane Australia
5. Department of Immunotechnology Lund University Lund Sweden
6. Department of Otorhinolaryngology (ORL) Head & Neck Surgery Royal Brisbane & Women's Hospital Brisbane Australia
7. School of Medicine University of Queensland Brisbane Australia