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Authors
Liu, Jing
Shen, Yingmo http://orcid.org/0000-0001-8377-9862
Nie, Yusheng
Zhao, Xuefei
Wang, Fan
Chen, Jie
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Article History
Received: 9 October 2020
Accepted: 27 January 2021
First Online: 6 February 2021
Ethics approval and consent to participate
: This study was approved by Institutional Ethnic Committee of Beijing Chaoyang Hospital and written informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.
