Wang, Jinhua
Song, Weijian
Zhu, Lei
Wei, Xin
Funding for this research was provided by:
Priority Academic Program Development of Jiangsu Education Institutions
Jiangsu Qinglan Project Foundation
Article History
Received: 17 November 2018
Accepted: 21 August 2019
First Online: 7 October 2019
Ethics approval and consent to participate
: The research was performed in accordance of the Ethical Committee Department of Stomatological Hospital of Nanjing Medical University (Institutional Review Board) (IRB; approval number PJ 2015–050-001). In addition, patients were requested if they could provide their teeth for this research. Informed consent form was obtained and signed from patients when they gave consent.
: Not applicable.
: The authors declare that they have no competing interests.