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Authors
Gao, Wen
Zhang, Jiaxi
Duan, Fei
Guo, Shujun
Chen, Chun
Du, Liping
Zhao, Jianquan
Zhou, Zhihong https://orcid.org/0000-0001-9304-8182
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Article History
Received: 29 April 2020
Accepted: 4 August 2020
First Online: 14 August 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of Bayannur Hospital. Informed consent was waived because of the retrospective nature of this study.
: Not applicable.
: The authors declare that they have no competing interests.
