Affiliation: | 1. Department of Respiratory and Critical Medicine, The First Affiliated Hospital of Soochow University, Suzhou, China;2. Department of Respiratory Medicine, The First People's Hospital of Wujiang, Suzhou, China;3. Institute of Medical Biotechnology, Soochow University, Suzhou, China;4. Department of Respiratory Medicine, The First Affiliated Hospital of Nanjing Medical University, Nanjing, China |