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. 2016 Feb 29;28(1):7. doi: 10.1186/s12302-016-0073-x

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© Kase et al. 2016

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.

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Fig. 1 — a Overall reliability categorization results using the Klimisch (n = 121) and the CRED (n = 104) evaluation methods. b Study-specific reliability categories assigned using the Klimisch and CRED evaluation methods for studies A–H. Significant differences were found for studies D and E (**p ≤ 0.01) and study G (*p ≤ 0.05) using the exact (permutation) version of the Chi-square test in R [38]