Liu, Yan-fei
Liu, Jun-E http://orcid.org/0000-0002-6843-9322
Zhu, Yi
Mak, Yim Wah
Qiu, Hui
Liu, Li-hui
Yang, Shen-shen
Chen, Shao-hua
Funding for this research was provided by:
Beijing Natural Science Foundation (7182015)
Article History
Received: 1 July 2020
Accepted: 2 March 2021
First Online: 11 March 2021
Declarations
:
: Approval was obtained from the Medical Ethics Committee of Capital Medical University (Z2019SY022). The procedures used in this study adhere to the tenets of the Declaration of Helsinki.
: Informed consent was obtained from all of the participants in this study.
: Not applicable.
: The authors declare no competing interests.