1. Division of Infection, Immunity & Respiratory Medicine University of Manchester Manchester UK
2. Allergy Department, 2nd Pediatric Clinic National and Kapodistrian University of Athens Athens Greece
3. Nuffield Department of Medicine John Radcliffe Hospital, University of Oxford Oxford UK
4. Upper Airway Research Laboratory Ghent University Hospital Ghent Belgium
5. Department of Molecular Pneumology Friedrich‐Alexander‐Universität (FAU) Erlangen‐Nürnberg, Universitätsklinikum Erlangen Erlangen Germany
6. PEDEGO Research Unit University of Oulu Oulu Finland
7. Department of Pediatrics and Adolescent Medicine University of Oulu Oulu Finland
8. Department of Pediatrics and Adolescent Medicine Turku University Hospital and University of Turku Turku Finland
9. Biomedical Research Foundation of the Academy of Athens Athens Greece
10. Swiss Institute of Allergy and Asthma Research (SIAF) University Zurich Davos Switzerland