Liu, Xianchen
Liu, Zhen-Zhen
Yang, Yanyun
Jia, Cun-Xian
Funding for this research was provided by:
National Natural Science Foundation of China (81573233)
Article History
Accepted: 16 October 2023
First Online: 14 November 2023
Declarations
:
: All authors have no conflicts of interests/competing interests to declare.
: The study was approved by the research ethics committee of Shandong University School of Public Health, China. The study has been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments.
: Informed consent was obtained from participants.