He, Jinfeng
Yuan, Bo
Zhou, Shanyu
Peng, Shuyuan
Xu, Ye
Cai, He
Cheng, Li
You, Yuehua
Hu, Tao
Funding for this research was provided by:
National Natural Science Foundation of China (U20A20365, 81901014, 81901014, 81901014, U20A20365, U20A20365, 81901014, U20A20365)
Research and Development Program of West China Hospital of Stomatology, Sichuan University (LCYJ2020-YJ-2, LCYJ2020-YJ-2, LCYJ2020-YJ-2, LCYJ2020-YJ-2, LCYJ2020-YJ-2)
Medical Science and Technology Foundation of Guangdong Province, China (B2021008, B2021008, B2021008, B2021008)
Article History
Received: 17 October 2021
Accepted: 3 March 2022
First Online: 31 March 2022
Declarations
:
: Ethics approval was obtained from Medical Ethics Committee of Longhua People’s Hospital Affiliated to Southern Medical University (Approval No. KY20201104). All adolescents and their statutory guardians were required to sign an informed consent form, the informed consent form contains the survey content about adolescents and their statutory guardians. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.