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Authors
Sun, Lu
Li, Zheng-Xuan
Chen, Yun
He, Zhi-Qiang
Song, Hong-Xin
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Article History
Received: 30 August 2021
Accepted: 10 February 2022
First Online: 15 February 2022
Declarations
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: This study adhered to the tenets of the Declaration of Helsinki and was approved by the Ethics Committee of Beijing Tongren Hospital. Written informed consent form was obtained from all subjects and their guardians.
: Not applicable.
: The authors declare that they have no competing interests.
