Sheng, Jie
Zhang, Congdi
Gao, Zhengkun
Yan, Yimin
Meng, Yucheng
Ren, Shiqi
Liu, Bin
Zhang, Baoping
Article History
Received: 16 February 2022
Accepted: 29 November 2022
First Online: 6 December 2022
Declarations
:
: This study was approved by Ethics Committee of the School of Stomatology Lanzhou University (No. LZUKQ-2019-25), and all students provided written informed consent to participate in this study.
: All participants provided informed consent for publication.
: The authors declare that no conflict of interest exists. The funders have no competing interests.