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Authors
Sun, Fei
Li, Yong
Wang, Wugang
Xu, Lin
Zhao, Min
Li, Rong
He, Xiangqin
LinaMa,
Ma, Lei
Cong, Juan https://orcid.org/0000-0002-5123-3088
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Funding
Funding for this research was provided by:
the “Double First-Class fund” of Shandong Province in China
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Article History
Received: 17 May 2020
Accepted: 17 August 2020
First Online: 4 September 2020
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest to disclose.
: This study was approved by the ethics committee of the Affiliated Hospital of Qingdao University.
: Informed consent was obtained from all individual participants included in the study.
: Patients signed informed consent regarding publishing their data.
