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Authors
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Xu, Libin
Wu, Yanhua
Chen, Yuanhan
Li, Ruiying
Wang, Zhiqiang
Li, Zhilian
Liu, Guoping
Yu, Lei
Shi, Wei
Liang, Xinling http://orcid.org/0000-0002-6764-9571
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Funding
Funding for this research was provided by:
Guangdong Science and Technology Project ((2017A070709008))
Guangzhou Science and Technology Project ((201604020037))
Natural Science Foundation of Inner Mongolia Autonomous Region ((2018LH8001))
Medical Scientific Research Foundation of Guangdong Province ((A2019038))
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Article History
Received: 14 February 2020
Accepted: 17 November 2020
First Online: 6 January 2021
Ethics approval and consent to participate
: The multicenter study protocol complied with the Declaration of Helsinki and was approved by the Ethics Research Committees of Guangdong Provincial People’s Hospital (GDREC2016327H), HFH (20170210), and IMPH (20160825). It was also approved by the Ethics Research Committee of Hohhot First Hospital (20170210) and the Ethics Research Committee of Inner Mongolia People’s Hospital (20160825). The committees waived the normal requirement for informed consent because we only worked with desensitized records and linked data.
: Not applicable.
: The authors declare that they have no competing interests.
