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. 2022 Oct 1;11(19):5841. doi: 10.3390/jcm11195841

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© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Evaluation of risk bias for included RCTs: (a) percentage plot of seven types of bias for the included studies; (b) summary of bias for each study [16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32].

Evaluation of risk bias for included RCTs: (a) percentage plot of seven types of bias for the included studies; (b) summary of bias for each study [16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32].