1. State Key Laboratory of Respiratory Disease, National Clinical Research Center for Respiratory Disease, Guangzhou Institute of Respiratory Health, The First Affiliated Hospital of Guangzhou Medical University, Guangzhou, Guangdong 510120, China
2. Xishuangbanna Dai Autonomous Prefecture People's Hospital, Xishuangbanna Dai Autonomous, Yunnan, China
3. The Second Affiliated Hospital of Guangzhou Medical University, Guangzhou, Guangdong, China