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Authors
Xiang, Ming
Wu, Chun
Pan, Zhengxia
Wang, Quan
Xi, Linyun
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Article History
Received: 23 May 2020
Accepted: 22 September 2020
First Online: 2 October 2020
Ethics approval and consent to participate
: This research received ethical approval and consent. And it didn’t require the approval of an ethics committee.
: All patients’ information contained in this manuscript has been published with the consent of their parents.
: There are no conflicts of interest and legal economic disputes in this study.
