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Authors
Xu, Kaihong
An, Ning
Huang, Hui
Duan, Leizhen
Ma, Jun
Ding, Jizhe
He, Tongkun
Zhu, Jingyuan
Li, Zhiyuan
Cheng, Xuemin
Zhou, Guoyu
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Funding
Funding for this research was provided by:
Natural Science Foundation of China (81972981)
Natural Science Foundation of China (81673116)
Henan Department of Science and Technology, China (162300410272)
Zhengzhou University (2020ZZUKCSZ008)
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Article History
Received: 12 May 2020
Accepted: 26 October 2020
First Online: 4 November 2020
Change Date: 8 November 2022
Change Type: Correction
Change Details: This article has been retracted. Please see the Retraction Notice for more detail:
Change Details: https://doi.org/10.1186/s12889-022-14470-5
Ethics approval and consent to participate
: All procedures performed in this study involving human participants were approved by the Ethics Review Board at Zhengzhou University (ZZUIRB2017–018) in China. All the children and their legal guardians knew very well about the study procedures and signed the informed consent before recruitment.
: Not applicable.
: The authors declare that they have no competing interests.
