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Authors
Zhang, Yang
Peng, Rui
Li, Xiaojuan
Cheng, Gaowa
Wang, Ximing
Yu, Jinxing
Hua, Muxing
Chen, Xi
Zhou, Zhou
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Article History
Received: 24 July 2020
Accepted: 18 November 2021
First Online: 7 December 2021
Declarations
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: The study protocol was established according to the ethical guidelines of the Helsinki Declaration and was approved by the College of Medicine Research Ethics Committee, Fuwai Hospital. Written informed consent was obtained from individual participants.
: Not applicable.
: The authors declare that they have no competing interests.
