[1] Natl Jewish Hlth, Denver, CO USA
[2] Univ Oxford, NIHR Oxford Biomed Res Ctr, Resp Med Unit, Oxford, England
[3] Univ Ferrara, S Anna Univ Hosp, Resp Med Unit, Ferrara, Italy
[4] Univ Toronto, Asthma & Airway Ctr, Toronto, ON, Canada
[5] Sanofi, Bridgewater, NJ USA
[6] Regeneron Pharmaceut Inc, 777 Old Saw Mill River Rd, Tarrytown, NY 10591 USA
[7] Sanofi, Cambridge, MA USA
[8] Sanofi, Immunol & Inflammat, Bridgewater, NJ USA