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. 2020 Oct 13;12(5):756–764. doi: 10.1177/2192568220963058

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© The Author(s) 2020

This article is distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs 4.0 License (https://creativecommons.org/licenses/by-nc-nd/4.0/) which permits non-commercial use, reproduction and distribution of the work as published without adaptation or alteration, without further permission provided the original work is attributed as specified on the SAGE and Open Access pages (https://us.sagepub.com/en-us/nam/open-access-at-sage).

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Figure 4. — Mean visual analogue scale (VAS) pain score changes (and 95% CIs) over time for the grouped experimental therapeutic cohort and grouped saline cohort. Asterisk (*) denotes statistical significance between arms at certain time points. Plus (+) denotes statistical significance compared with baseline value.