1. Nuffield Department of Medicine and Oxford Respiratory NIHR BRC University of Oxford Oxford UK
2. Department of Respiratory Medicine Amsterdam UMC University of Amsterdam Amsterdam The Netherlands
3. INSERM 12 F‐CRIN Clinical Research Initiative In Severe Asthma: a Lever for Innovation & Science (CRISALIS) France
4. Service de Pneumologie and INSERM CNRS CHU Montpellier Université de Montpellier Montpellier France
5. Clinical Sciences GSK R&D Stockley Park UK
6. Department of Otolaryngology, Head & Neck Surgery Eastern Virginia Medical School Norfolk Virginia USA
7. Biostatistics GSK Brentford UK
8. Divisions of Allergy and Clinical Immunology, Pulmonary and Critical Care Medicine Johns Hopkins Asthma and Allergy Center Baltimore MD USA
9. Global Medical Affairs GSK Brentford UK
10. Institute for Lung Health University of Leicester Leicester UK
11. Research Center on Asthma and COPD University of Ferrara Ferrara Italy
12. Department of Internal Medicine Hôpital Erasme Université Libre de Bruxelles Brussels Belgium
13. Respiratory Research & Development GSK Collegeville PA USA
14. Department of Medicine National Jewish Health Cohen Family Asthma Institute Denver CO USA
15. Respiratory Therapeutic Area Unit GSK Research Triangle Park NC USA