Funding for this research was provided by:
Anhui Medical University Student Innovation and Entrepreneurship Training Program (S202210366087, AYDDCxj2022101)
the 2022 Disciplinary Construction Project in School of Dentistry, Anhui Medical University (2022xkfyhz09)
Received: 3 April 2023
Accepted: 26 July 2023
First Online: 17 August 2023
: The studies involving human participants were reviewed and approved by the institutional review board of the National Center for Health Statistics, CDC. The patients/participants provided their written informed consent to participate in this study.
: All authors agree to publish.
: The authors declare no competing interests.