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van den Bos J, Al-Taher M, Hsien SG, Bouvy ND, Stassen LPS.van den Bos J, et al. Among authors: stassen lps.Surg Endosc. 2017 Oct;31(10):4309-4314. doi: 10.1007/s00464-017-5450-z. Epub 2017 Mar 7.Surg Endosc. 2017.PMID: 28271266Free PMC article.