Funding for this research was provided by:
Strategic cooperation project between Sichuan University and Luzhou Municipal Government (2018CDLZ-14)
Medical Association of Sichuan Province (S18079)
Sichuan Provincial Department of Education (18ZA0526)
Southwest Medical University (2020ZRZD016)
Article History
Received: 21 November 2021
Accepted: 25 March 2022
First Online: 2 April 2022
Declarations
:
: This article does not contain any studies with human participants or animals performed by any of the authors. Ethics approval and formal consent were not required.
: Not applicable.
: The authors declare no competing interests.