Li, Mingming
Wu, Zhiwu
Zhang, Rui
Lei, Lei
Ye, Siqi
Cheng, Ran http://orcid.org/0000-0001-5590-3395
Hu, Tao
Funding for this research was provided by:
Research of Graduate Education Reform of Sichuan University (YJSJG006)
Innovation Training Project from SCU Training Programs of Innovation and Entrepreneurship for Undergraduates (C2020107885)
Sichuan Science Popularization Project (2020JDKP0018)
Article History
Received: 13 April 2020
Accepted: 24 August 2020
First Online: 7 September 2020
Ethics approval and consent to participate
: This study was supported by the Institutional Review Board of the Ethics Committee of West China Hospital of Stomatology, Sichuan University (WCHSIRB-D-2018-092). All the participating students had signed informed consent.
: Not applicable.
: ML, ZW, RZ, LL, SY, RC and TH state that they have no conflict of interest.