Rhinitis, Allergic

• Oklahoma Allergy and Asthma Clinic — Oklahoma City, Oklahoma, United States
• MetaClin Research Inc. — Austin, Texas, United States
• Austin Clinical Research — Austin, Texas, United States
• Lovelace Scientific Resources — Austin, Texas, United States

• Centre de recherche de l'Institut universitaire de cardiologie et de pneumologie de Québec — Québec, Quebec, Canada

• C.H.U A Coruña — A Coruña, Spain
• Hopsital de Vinalopó — Elche, Spain
• Clínica Dr. Arias Irigoyen — Huelva, Spain
• Clínica Dra. Victoria Moreno — Huelva, Spain

• Hautarztpraxis — Berlin, Germany
• Klinik und Poliklinik für Dermatologie und Allergologie der Universität — Bonn, Germany

• Taichung Veterans General Hospital — Taichung, Taiwan

• Institute of Biomedicine and Molecular Immunology (IBIM), National Research Council — Palermo, Sicily, Italy

• Vienna Challenge Chamber — Vienna, Austria

• Arkansas Children's Hospital — Little Rock, Arkansas, United States

• Faculty of Sports Science, Chulalongkorn University — Bangkok, Thailand

Not specified