Liu, Yurong
Wang, Yanru
Dong, Jiyuan
Wang, Jiancheng
Bao, Hairong
Zhai, Guangyu
Funding for this research was provided by:
innovative research group project of the national natural science foundation of china (71861026)
the Natural Science Foundation of Gansu Province, China (21JR7RA864)
Article History
Received: 13 July 2021
Accepted: 30 November 2021
First Online: 6 January 2022
Declarations
:
: The present study is considered exempt from institutional review board approval since the data used was collected for administrative purpose without any personal identifiers.
: Not applicable.
: The authors declare no competing interests.