1. Resident Doctor, Department of Respiratory Medicine, Affiliated Hospital of Ningbo University Medical College, Ningbo 315020, China
2. Vice Director, Department of Respiratory Medicine, Affiliated Hospital of Ningbo University Medical College, Ningbo 315020, China
3. Consultant, Department of Respiratory Medicine, Affiliated Hospital of Ningbo University Medical College, Jiangbei District, Ningbo 315020, China