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Christakis I, Khan S, Sadler GP, Gleeson FV, Bradley KM, Mihai R.Christakis I, et al. Among authors: gleeson fv.Ann R Coll Surg Engl. 2019 Sep;101(7):501-507. doi: 10.1308/rcsann.2019.0059. Epub 2019 Jul 15.Ann R Coll Surg Engl. 2019.PMID: 31305126Free PMC article.