Xiang, Lusai https://orcid.org/0000-0003-0014-6563
Zheng, Junming
Zhang, Mengdan
Ai, Tingting
Cai, Bin
Funding for this research was provided by:
National Natural Science Foundation of China (81800961)
Science and Technology Program of Guangdong Province (2016B030229003)
Natural Science Foundation of Guangdong Province (2018A030313098)
Medical Scientific Research Foundation of Guangdong Province (B2020158)
Article History
Received: 13 July 2020
Revised: 1 September 2020
Accepted: 7 September 2020
First Online: 17 September 2020
Ethics approval and consent to participate
: The study protocol was approved by the Ethics Committee of the Hospital of Stomatology, Sun Yat-sen University (ERC-2013-15; Guangzhou, China).
: Not applicable
: The authors declare that they have no competing interests.