[1] Univ Manchester, Manchester Univ NHS Fdn, Div Infect Immun & Resp Med, Manchester, England
[2] Univ Groningen, Univ Med Ctr Groningen, Dept Pulm Dis, Groningen, Netherlands
[3] Univ Groningen, Univ Med Ctr Groningen, Groningen Res Inst Asthma & COPD GRIAC, Groningen, Netherlands
[4] Univ Arizona Hlth Sci, Dept Med & Asthma & Airway Dis, Coll Med Tuscon, Res Ctr, Tucson, AZ USA
[5] Imperial Coll London, Natl Heart & Lung Inst, London, England
[6] Univ Ferrara, Dept Translat Med & Romagna, Resp Med, Ferrara, Italy
[7] Univ Kiel, LungenClin Grosshansdorf, German Ctr Lung Res DZL, Kiel, Germany
[8] Univ Kiel, Dept Med, German Ctr Lung Res DZL, Kiel, Germany
[9] Univ Leicester, Inst Lung Hlth, NIHR Leicester Biomed Res Ctr, Leicester, Leics, England
[10] Global Med Affairs, Chiesi Farmaceutici Spa, Parma, Italy
[11] Univ Med Ctr Groningen, Dept Med Biol & Pathol, Groningen, Netherlands