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Authors
Ren, Hong-fei
Chen, Feng-jiao
He, Ling-xiao
Liu, Chang-qing
Liu, Ying-ying
Huang, Yu-jia
Han, Hui
Fu, Su
Zhang, Ming-guang
Jiang, Yan
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Article History
Received: 29 June 2021
Accepted: 21 December 2021
First Online: 19 January 2022
Declarations
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: All methods were carried out following relevant guidelines and regulations. This study was approved by the Biomedical Ethical Committee of West China Hospital, Sichuan University (No.2020–514) and all respondents gave permission by an signed electronic informed consent. The participants could participate in the study voluntarily and could withdraw if they wanted it at any time.
: Not applicable.
: The authors declare that they have no competing interests.
