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. 2023 Nov 30;15(23):5656. doi: 10.3390/cancers15235656

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© 2023 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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The risk of bias and applicability assessment based on the QUADAS-2 criteria. (A) Risk of bias and applicability concerns graph: review authorsʹ judgments about each domain presented as percentages of the included studies. (B) Risk of bias and applicability concerns summary: review authors’ judgments about each domain for each included study [21,22,23,26,27,28,29].