Rhinitis, Allergic, Seasonal

• Zhongnan Hospital of Wuhan university — Wuhan, Hubei, China

• Beijing Shijitan Hospital, Capital Medical University — Beijing, Beijing Municipality, China
• Beijing Tongren Hospital, Capital Medical University — Beijing, Beijing Municipality, China
• Beijing Youan Hospital, Capital Medical University — Beijing, Beijing Municipality, China
• Peking University Third Hospital — Beijing, Beijing Municipality, China

• Fraunhofer Institute for Toxicology and Experimental Medicine — Hanover, Lower Saxony, Germany

• Allergy and Asthma Associates of Bluegrass — Lexington, Kentucky, United States
• Chesapeake Clinical Research, Inc. — White Marsh, Maryland, United States
• Atlantic Research Center, LLC — Ocean Township, New Jersey, United States
• Smith Allergy & Asthma Specialists — Cortland, New York, United States

Not specified

• Peking University First Hospital — Beijing, Beijing Municipality, China
• Peking University People's Hospital — Beijing, Beijing Municipality, China
• Peking University Third Hospital — Beijing, Beijing Municipality, China
• Beijing TongRen Hospital, Capital Medical University — Beijing, Beijing Municipality, China

• Novartis Investigative Site — Chiba, Japan
• Novartis Investigative Site — Ichikawa, Chiba, Japan
• Novartis Investigative Site — Kashiwa, Chiba, Japan
• Novartis Investigative Site — Matsudo, Chiba, Japan

• Beijing Shijitan Hospital — Beijing, Beijing Municipality, China
• Dongfang Hospital — Beijing, Beijing Municipality, China
• Peking Union Medical College Hospital — Beijing, Beijing Municipality, China
• Peking University Third Hospital — Beijing, Beijing Municipality, China

• Investigational Site — Tokyo, Japan

• Clínica de Asma y Alergia Dres. Ojeda — Madrid, Spain