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Chapman SJ, Thorpe G, Vallance AE, Harji DP, Lee MJ, Fearnhead NS; Association of Coloproctology of Great Britain and Ireland Gastrointestinal Recovery Group.Chapman SJ, et al. Among authors: thorpe g.BJS Open. 2018 Oct 1;3(1):1-10. doi: 10.1002/bjs5.102. eCollection 2019 Feb.BJS Open. 2018.PMID: 30734010Free PMC article.