Hypersensitivity, Immediate

• McMaster University — Hamilton, Ontario, Canada
• Asthma Research Lab - University of Saskatchewan — Saskatoon, Saskatchewan, Canada
• Laval University — Québec, Canada

• Lungemedicinsk Forskningsenhed — Copenhagen, Denmark

• Covance CRU — Leeds, United Kingdom

• Scripps Clinic — San Diego, California, United States
• University of Michigan Health Systems — Ann Arbor, Michigan, United States
• Mayo Clinic — Rochester, Minnesota, United States
• Children's Hospital of Pittsburgh, University of Pittsburgh Medical Center — Pittsburgh, Pennsylvania, United States

• UHCologne — Cologne, Germany

• Institute of Medical Statistics, Informatics and Epidemiology — Cologne, North Rhine-Westphalia, Germany

• Hiramatsu Clinic, Specializing in Internal Medicine, Respiratory Internal Medicine, Asthma, Sleep and Total Care of Rehabilitation in Respiratory in Komaki — Komaki, Aichi-ken, Japan
• Toyota Memorial Hospital — Toyota, Aichi-ken, Japan
• Ken Respiratory & Allergy Clinic — Hachinohe, Aomori, Japan
• Fukuokaken Saiseikai Futsukaichi Hospital — Chikushino-shi, Fukuoka, Japan

• University of Alabama — Birmingham, Alabama, United States
• Contra Costa Health Services (East and West Contra Costa) — Martinez, California, United States
• Southeast Health Center — San Francisco, California, United States
• Santa Clara Health Center — San Jose, California, United States

Not specified

• Research Site — London, United Kingdom