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. 2023 Apr 5;15(1):2197835. doi: 10.1080/19490976.2023.2197835

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© 2023 The Author(s). Published with license by Taylor & Francis Group, LLC.

This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial License (http://creativecommons.org/licenses/by-nc/4.0/), which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited. The terms on which this article has been published allow the posting of the Accepted Manuscript in a repository by the author(s) or with their consent.

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Figure 1. — Meta-analysis workflow and study heterogeneity.

(a) Overview of bioinformatic workflow for this meta-analysis. (b) The PCoA plot is based on unweighted UniFrac distance showing profound variations among different studies.