1. Pneumology Group, Department of Integrated Traditional Chinese and Western Medicine, State Key Laboratory of Biotherapy/Collaborative Innovation Center for Biotherapy, West China Hospital; Sichuan University; Chengdu China
2. Department of Respiratory and Sleep Medicine, Center for Asthma and Respiratory Diseases, John Hunter Hospital, Hunter Medical Research Institute; University of Newcastle; New Lambton NSW Australia
3. Department of Respiratory and Critical Care Medicine, West China Hospital; Sichuan University; Chengdu China