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Authors
Yi, Zhilong
Xie, Mingwei
Shi, Guangzi
Cheng, Ziliang
Zeng, Hong
Jiang, Ningyi
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Funding
Funding for this research was provided by:
the national key r&d program of china (NO. 2017YFC1309100)
the national natural science foundation of china (NO. 81671653)
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Article History
Received: 23 June 2021
Revised: 18 July 2021
Accepted: 22 July 2021
First Online: 7 September 2021
Declarations
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: The scientific guarantor of this publication is Zhuo Wu.
: 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.
: Written informed consent was obtained in all patients. This study cohort was retrospectively selected from a prospective study. This retrospective analysis was not included in the institutional review board (IRB) approval of the prospectively collected database, for which all patients had provided written informed consent before data collection. This retrospective analysis had received an individual IRB approval for the study purpose, and written informed consent was waived by the IRB.
: Institutional review board approval was obtained.
: • retrospective• diagnostic or prognostic study• performed at one institution
