Gao, Guanying
Wu, Ruiqi
Liu, Rongge
Ao, Yingfang
Wang, Jianquan
Xu, Yan
Article History
Received: 6 January 2021
Accepted: 17 May 2021
First Online: 28 May 2021
Declarations
:
: Ethical approval The Ethics Committee of the Third Hospital of Peking University approved this study (ID number 201931802). Informed consent Informed consent was obtained from all individual participants included in the study.
: Not applicable.
: The authors declare that they have no competing interests.