Lung Diseases, Obstructive

• Allergy Research Foundation — Los Angeles, California, United States
• Southern California Research — Mission Viejo, California, United States
• Clinical Trials of Orange Cnty., Inc. — Orange, California, United States
• Allergy Associates Medical Group, Inc. — San Diego, California, United States

• Hospital General de Requena — Requena, Valencia, Spain

• Medicina 3 Ospedale San Paolo Dipartimento di Medicina Chirurgia e Odontoiatria, Università di Milano — Milan, Italy

Not specified

• University of Florida Asthma Research Lab — Gainesville, Florida, United States

• University of Florida — Gainesville, Florida, United States

• Helsinki University Central Hospital — Helsinki, Finland

• Research Site — Chelyabinsk, Russia
• Research Site — Irkutsk, Russia
• Research Site — Krasnodar, Russia
• Research Site — Krasnoyarsk, Russia

• Columbia University — New York, United States

• St Francis Hospital and Medical center — Hartford, Connecticut, United States