Yang, Min-Fu
Tong, Zhao-Hui
Wang, Zhen
Zhang, Ying-Yi
Xu, Li-Li
Wang, Xiao-Juan
Li, Wan
Wu, Xiu-Zhi
Wang, Wen
Zhang, Yu-Hui
Jiang, Tao
Shi, Huan-Zhong http://orcid.org/0000-0002-1154-7920
Funding for this research was provided by:
Chinese Ministry of Science and Technology for the establishment of GCP evaluation system in respiratory diseases (2014ZX09303302)
Beijing Municipal Administration of Hospitals? Mission Plan, China (SML20150301)
Article History
Received: 15 December 2018
Accepted: 6 February 2019
First Online: 22 March 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was conducted in accordance with the Declaration of Helsinki and approved by the institutional ethics committee of Beijing Chaoyang Hospital, Beijing, China (ID 2014-ke-98).