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. 2017 Oct 25;8(2):172–177. doi: 10.1177/2192568217726980

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© The Author(s) 2017

This article is distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs 4.0 License (http://www.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 7. — Revision burden for LDA surgeries in the United States from 2005 to 2013. Revision burden is defined as the number of revision procedures divided by the sum of primary and revision procedures per year.