He, Yong
Gu, Yan
Yu, Meiling
Li, Yan
Li, Gangqin
Hu, Zeqing
Funding for this research was provided by:
National Natural Science Foundation of China (81901928)
China Postdoctoral Science Foundation (2018M643488)
Article History
Received: 4 September 2021
Accepted: 28 February 2022
First Online: 8 March 2022
Declarations
:
: This study has been approved by the ethics committee board of Sichuan University (k2021001). Informed consent was waived by the ethics committee board of Sichuan University as this was no identifiable information in the database. All methods used in this study were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.