Asthma

• Research Site — Huntington Beach, California, United States
• Research Site — Long Beach, California, United States
• Research Site — Los Angeles, California, United States
• Research Site — Orange, California, United States

• University of California, San Francisco — San Francisco, California, United States

• MDS Pharma Services — New Orleans, Louisiana, United States

• Children's Hospital of Philadelphia — Philadelphia, Pennsylvania, United States

Not specified

• University of Alabama Birmingham Lung Health Center — Birmingham, Alabama, United States

• North Carolina Clinical Research — Raleigh, North Carolina, United States

• Aarhus University Hospital — Aarhus, Denmark

• Service of multidisciplinary paediatrics (Armand-Trousseau Hospital) — Paris, Île-de-France Region, France

• Research Site — Buenos Aires, Argentina
• Research Site — Quilmes, Buenos Aires, Argentina
• Research Site — Santa Fe, Santa Fe Province, Argentina
• Research Site — San Miguel de Tucumán, Tucumán Province, Argentina