Funding for this research was provided by:
National Natural Science Foundation of China (No. 81771080, No. 81970949, No. 81371147)
State Key Laboratory of Oral Diseases (SKLOD) Open Fund (SKLOD2020OF01)
Article History
Received: 22 January 2020
Accepted: 25 April 2020
First Online: 24 May 2020
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: The authors declare that they have no competing interests.