作者机构:[1]Department of Respiratory Medicine, Second Affiliated HospitaL, Xi'an Jiaotong University, Xi'an, Shaanxi 710004, China
相关基金:This study was supported by grants from the National Natural Science Foundation of China (No. 81172234) and the Fundamental Research Funds for the Central Universities of China.
Dr. Shuan-Ying Yang, Department of Respiratory Medicine, Second Affiliated Hospital, Xi'an Jiaotong University, Xi'an, Shaanxi 710004, China E-Mail: yangshuanying66@163.com