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Tilney HS, Tekkis PP, Sains PS, Constantinides VA, Heriot AG; Association of Coloproctology of Great Britain and Ireland.Tilney HS, et al. Among authors: sains ps.Dis Colon Rectum. 2007 Jan;50(1):29-36. doi: 10.1007/s10350-006-0744-6.Dis Colon Rectum. 2007.PMID: 17115338
Ladwa N, Sajid MS, Sains P, Baig MK.Ladwa N, et al.Int J Surg. 2013;11(2):128-35. doi: 10.1016/j.ijsu.2012.12.013. Epub 2012 Dec 25.Int J Surg. 2013.PMID: 23270616Free article.Review.