Li, Chen
Li, Zhuoquan
Zhang, Yan
Fathy, Abdel Hamid
Zhou, Min
Funding for this research was provided by:
National Natural Science Foundation of Shanghai (17ZR1432800)
Shanghai Medical exploration project (17411972600)
Article History
Received: 22 February 2018
Revised: 26 June 2018
Accepted: 10 July 2018
First Online: 9 August 2018
Ethics approval and consent to participate
: This work received approval from the Tongji University affiliated Stomatological Hospital Ethics Committee and informed consent was obtained from the LAR of the participant and the participant’s guardian as premolar samples were obtained from minors in the study.
: Not applicable.
: The authors declare that they have no competing interests.
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