Jiang, Xijun
Liu, He
Article History
Received: 24 April 2023
Accepted: 19 October 2023
First Online: 11 November 2023
Declarations
:
: This retrospective study was approved by the Ethics Committee of the Peking University School and Hospital of Stomatology (ref.PKUSSIRB-202054062). All methods were performed in accordance with the relevant guidelines and regulations. Informed consent was obtained from all individual participants involved in the study.
: Not applicable.
: The authors declare no competing interests.