1. Institute of Laboratory Medicine Universities of Giessen and Marburg Lung Center (UGMLC) German Center for Lung Research (DZL) Philipps University Marburg Marburg Germany
2. Department of Medical Informatics, Biometry and Epidemiology Ruhr University Bochum Germany
3. Department of Pediatric Pneumology & Allergology University Medical Center Schleswig‐Holstein Lübeck Germany
4. Member of the German Center of Lung Research (DZL) Airway Research Center North (ARCN) Germany
5. Pediatric Pneumology, Allergology and Neonatology Hannover Medical School BREATH German Center for Lung Research (DZL) Hannover Germany
6. Dr. von Hauner Children's Hospital Ludwig Maximilians University Munich Germany
7. Institute of Asthma and Allergy Prevention Helmholtz Centre Munich Germany
8. German Centre for Lung Research Munich Germany
9. Division of Respiratory Medicine Department of Pediatrics University Children’s HospitalInselspitalUniversity of Bern Bern Switzerland