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Authors
Zhu, MeiLin
Zhang, ChuanDe
Yan, JingXin
Sun, Ju
Zhao, XinYi
Zhang, LuShun https://orcid.org/0000-0001-6094-2460
Yin, LongLin
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Funding
Funding for this research was provided by:
National Natural Science Foundation of China (81401161)
Collaborative Innovation Center of Sichuan for Elderly Care and Health, Chengdu Medical College (YLZBZ1807)
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Article History
Received: 21 August 2020
Revised: 19 February 2021
Accepted: 12 March 2021
First Online: 13 April 2021
Declarations
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: The scientific guarantor of this publication is LuShun Zhang.
: 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.
: The author MeiLin Zhu has significant statistical expertise.
: Written informed consent was not required for this study because all analyses were based on previously published studies.
: The systematic review and meta-analysis did not require Institutional Review Board approval because all analyses were based on previously published studies.
: • retrospective• diagnostic study• performed at one institution
