Zhang, Chang
Lan, Qingying
Wei, Pan
Gao, Yan
Zhang, Jianyun
Hua, Hong
Article History
Received: 29 February 2024
Accepted: 9 May 2024
First Online: 30 May 2024
Declarations
:
: Ethical Approval was obtained from the Ethics Committee of the Peking University School of Stomatology (registration number PKUSSIRB-202170188), to confirm all the methods were carried out following relevant guidelines and regulations. This retrospective study was approved by the Ethics Committee of the Peking University School of Stomatology, and written informed consent was waived.
: Not applicable.
: The authors declare that they have no competing interests.