Cao, Yanjun
Li, Guopeng
Ren, Yanbei
Funding for this research was provided by:
Shandong medical and health science and technology development plan (2019WS169)
Article History
Received: 1 December 2022
Accepted: 10 February 2023
First Online: 14 February 2023
Declarations
:
: This study was conducted in accordance with the Declaration of Helsinki, and approved by the Research Ethics Committee of the affiliated institution (No.2019-63). Informed consent was obtained from all subjects and their parents involved in the study.
: Not applicable.
: The authors declare that they have no competing interests.