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Authors
Zhang, Tingting
Liu, Zhaorui
Li, Guohua
Huang, Yueqin
Li, Yanxiang
Geng, Hongchun
Cheng, Hui G.
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Article History
Received: 30 October 2020
Accepted: 3 August 2021
First Online: 31 August 2021
Declarations
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: The study have been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments. It was approved by the Ethical Committee of the Sixth Hospital of Peking University. All participants were provided with informed consents and signed the consent forms prior to their participation in the study.
: Not application.
: The authors declare that they have no competing interests.
