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. 2022 Jun 13;6(5):433–442. doi: 10.22603/ssrr.2022-0004

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Spine Surgery and Related Research is an Open Access journal distributed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License. To view the details of this license, please visit (https://creativecommons.org/licenses/by-nc-nd/4.0/).

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Figure 1. — PRISMA flow diagram of the present meta-analysis.