Gao, Guanying
Liu, Rongge
Dong, Hanmei
Ao, Yingfang
Wang, Jianquan
Xu, Yan
Article History
Received: 19 October 2021
Accepted: 17 January 2022
First Online: 19 January 2022
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. All methods were performed in accordance with the guidelines and regulations of the Ethics Committee of the Third Hospital of Peking University.
: Not applicable.
: The authors declare that they have no competing interests.