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Authors
Zhang, Chan
Liu, Shengxian
Liu, Gelin
He, Yuhui
Wang, Yanan
Wang, Fang https://orcid.org/0000-0002-8034-6217
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Funding
Funding for this research was provided by:
Henan provincial science and technology program (2018020912)
Incubation program of Luoyang central hospital (2018-FY04)
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Article History
Received: 13 May 2020
Accepted: 11 November 2020
First Online: 28 November 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict 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. The study was approved by the ethics committee of Luoyang Central Hospital, which is affiliated with Zhengzhou University.
: Informed consent was obtained from all individual participants included in the study.
: Not applicable.
