Funding for this research was provided by:
Fund for Shanxi Key Subjects Construction
Article History
Received: 13 December 2022
Accepted: 13 February 2023
First Online: 24 February 2023
Declarations
:
: Yuxing Lv, Yanhua Liu, and Changhu Xie declare that they have no conflict of interest.
: The previously published data in the literature were examined in this systematic review. So, there was no need for ethical approval.
: There are no studies by any of the writers in this article that used humans or animals as subjects.
: Formal consent is not necessary for this type of study.