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Authors
Wang, Jun hui
Yang, Kuan
Zhang, Bai ze
Zhou, Zhi fei
Wang, Zi rui
Ge, Xin
Wang, Lu lu
Chen, Yu jiang
Wang, Xiao jing https://orcid.org/0000-0001-5485-750X
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Funding
Funding for this research was provided by:
National Natural Science Foundation of China (81670988)
Science and Technology Planning Project of Shannxi Province, China (2020SF-013)
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Article History
Received: 16 June 2020
Accepted: 4 November 2020
First Online: 10 November 2020
Ethics approval and consent to participate
: This study was approved by the institutional research ethics committee at the Stomatological Hospital of the Fourth Military Medical University, China (No. IRB-REV-2018044). The children’s parents/guardians were informed about the purpose of the study and inclusion of the extracted teeth in the research and provided informed consent in written format.
: Not applicable.
: The authors declare that they have no competing interests.
