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Authors
Ma, Xiaochun https://orcid.org/0000-0003-1055-4691
Li, Jinzhang
Yun, Yan
Zhao, Diming
Chen, Shanghao
Ma, Huibo
Wang, Zhengjun
Zhang, Haizhou
Zou, Chengwei
Cui, Yuqi
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Funding
Funding for this research was provided by:
The National Nature Science Foundation of China (81600222)
The National Nature Science Foundation of China (81800255)
Young experts of Taishan Scholar Program of Shandong Province (tsqn201812142)
Natural Science Foundation of Shandong Province (ZR2018BH002)
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Article History
Received: 22 April 2020
Accepted: 28 July 2020
First Online: 7 August 2020
Ethics approval and consent to participate
: This single-center retrospective cohort study was approved by the Ethics Committee of Shandong Provincial Hospital and the written informed consent was waived due to the retrospective design.
: Consents for publication were obtained from all individuals involved in our study.
: The authors declare that they have no competing interests.
