Xie, Yongting
Wang, Yan
Ma, Qizhao
Li, Jing
Chen, Yandi
Yang, Ran
Huang, Ruijie
Zhang, Qiong
Zou, Jing
Article History
Received: 7 June 2022
Accepted: 2 November 2022
First Online: 10 December 2022
Declarations
:
: This study was approved by the West China Hospital of Stomatology Ethics Committee (WCHSIRB-D-2019–085). All the procedures complied with the principles of the Helsinki Declaration. Informed consent was obtained from the legal guardians of children involved in the study.
: Not applicable.
: The authors declare that they have no competing interests.