1. Department of Respiratory and Critical Care Medicine, Clinical Research Center for Respiratory Disease, West China Hospital, Sichuan University, Chengdu 610041, China
2. Laboratory of Pulmonary Immunology and Inflammation, Frontiers Science Center for Disease-Related Molecular Network, Sichuan University, Chengdu 610041, China
3. Department of Respiratory and Sleep Medicine, John Hunter Hospital, Hunter Medical Research Institute, Newcastle 2305, Australia
4. Centre of Excellence in Severe Asthma and Priority Research Centre for Asthma and Respiratory Disease, the University of Newcastle, Newcastle 2308, Australia
5. School of Nursing and Midwifery, the University of Newcastle, Newcastle 2308, Australia