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Authors
Xia, Fengjie
Lyu, Jiao
Peng, Jie
Zhao, Peiquan
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Article History
Received: 19 September 2021
Revised: 21 February 2022
Accepted: 10 March 2022
First Online: 19 April 2022
Declarations
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: This retrospective study was conducted in accordance with the tenets of the Declaration of Helsinki and approved by the Ethics Committee of Xinhua Hospital affiliated with Shanghai Jiao Tong University School of Medicine, Shanghai, China (Approval No. XHEC-D-2018–020).
: Informed consent was obtained from the parents for all examinations, treatments, and data analysis.
: All study subjects gave informed consent.
: The authors declare no competing interests.
