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. 2022 Feb 17;24(8):933–942. doi: 10.1111/codi.16074

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© 2022 The Authors. Colorectal Disease published by John Wiley & Sons Ltd on behalf of Association of Coloproctology of Great Britain and Ireland.

This is an open access article under the terms of the http://creativecommons.org/licenses/by-nc-nd/4.0/ License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.

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Kaplan–Meier curve for recurrence‐free survival for patients operated on for colorectal cancer between 2007 and 2012 in 21 hospitals in Sweden (NSAID, nonsteroidal anti‐inflammatory drug)