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Authors
Yang, Yi
Chen, Yi
Ye, Feng
Cao, Xiaojing
Xin, Yujing
Wang, Yanan
Lei, Yong
Li, Xiao
Feng, Duiping
Zhou, Xiang https://orcid.org/0000-0003-1478-4718
Fan, Qingsheng
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Funding
Funding for this research was provided by:
National Natural Science Foundation of China (30970839, 31170957)
Research Project of Shanxi Province Health Commission (2017045)
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Article History
Received: 17 April 2020
Revised: 9 October 2020
Accepted: 3 November 2020
First Online: 11 November 2020
Compliance with ethical standards
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: The scientific guarantor of this publication is Prof. Xiang Zhou and Prof. Qingsheng Fan.
: The authors of this manuscript declare no relationships with any companies whose products or services may be related to the subject matter of the article.
: No complex statistical methods were necessary for this paper.
: The need for written informed consent to publish the data was waived by the Ethics Committees, since the personal details of these patients were kept confidential.
: Institutional Review Board approval was obtained.
: • retrospective• prognostic study• multicenter study
