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Authors
Li, Pengzhi
Li, Jianqiang
Chen, Yueda
Pei, Yan https://orcid.org/0000-0003-1545-9204
Fu, Guanghui
Xie, Haihua
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Funding
Funding for this research was provided by:
Beijing Municipal Science and Technology Project (KM201910005028)
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Article History
First Online: 29 June 2020
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants involved in the study.
