1. Department of Allergy and Clinical Immunology, National Center for Respiratory Medicine, The First Affiliated Hospital of Guangzhou Medical University, National Clinical Research Center for Respiratory Disease, State Key Laboratory of Respiratory Disease, Guangzhou Institute of Respiratory Health, 151 Yan Jiang Rd., Guangzhou (Canton), China
2. Yichun University, Yuanzhou District, Yichun 336000, China