1. Department of Respiratory Medicine, The Second Medical Center & National Clinical Research Center for Geriatric Diseases, Chinese PLA General Hospital, Beijing 100853, China
2. Chinese PLA General Hospital, Medical School of Chinese PLA, Beijing 100853, China
3. School of Pharmaceutical Sciences, Guangzhou University of Chinese Medicine, Guangzhou 510006, China
4. Laboratory of Radiation Injury Treatment, Medical Innovation Research Division, PLA General Hospital, Beijing 100853, China
5. Department of Cardiology, Shanghai Institute of Cardiovascular Diseases, Zhongshan Hospital, Fudan University, Shanghai 200032, China
6. Center of Pulmonary and Critical Care Medicine, Chinese PLA General Hospital, Beijing 100853, China
7. The Second Medical Center & National Clinical Research Center for Geriatric Diseases, Chinese PLA General Hospital, Beijing 100853, China