1. Respiratory Diseases and Allergology University of Helsinki and Helsinki University Hospital Helsinki Finland
2. Department of Otorhinolaryngology University of Eastern Finland and Kuopio University Hospital Kuopio Finland
3. Department of Otorhinolaryngology, Head and Neck Surgery University of Helsinki and Helsinki University Hospital Helsinki Finland
4. Department of Otorhinolaryngology University of Eastern Finland Joensuu and Kuopio Kuopio Finland
5. Wellbeing Services County of Pohjois‐Savo Kuopio Finland
6. Inflammation Center, Department of Allergology University of Helsinki and Helsinki University Hospital Helsinki Finland