Zhao, Jing
Li, Zhihua
Hou, Chengbei
Sun, Fei
Dong, Jing
Chu, Xi
Guo, Yansu https://orcid.org/0000-0002-4367-5353
Funding for this research was provided by:
National Natural Science Foundation of China (81971200)
Beijing Municipal Key Laboratory of Clinical Epidemiology
Article History
Received: 14 February 2021
Accepted: 30 March 2021
First Online: 12 April 2021
Declarations
:
: The protocol and application for informed consent form waiver of this research were approved by the ethics committee of Xuanwu Hospital, Capital Medical University.
: Not applicable.
: The authors declare that they have no competing interests.