Bai, Ling
Zhou, Jinyu
Tong, Lingling
Ding, Wenqing
Funding for this research was provided by:
The National Natural Science Foundation of China (82160641)
Article History
Received: 16 October 2021
Accepted: 14 April 2022
First Online: 2 May 2022
Declarations
:
: The study was conducted according to the standards of the Declaration of Helsinki and approved by the Ethics Committee of Ningxia Medical University (2021-G053), all methods were performed in accordance with the relevant guidelines and regulations. Informed consent was signed by all participants and their parents/ guardians.
: Not applicable.
: All authors have disclosed no conflicts of interest.