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Bull A, Pucher PH, Maynard N, Underwood TJ, Lagergren J, Gossage JA; Association of Upper Gastrointestinal Surgery (AUGIS).Bull A, et al.Eur J Surg Oncol. 2022 May;48(5):1033-1038. doi: 10.1016/j.ejso.2021.11.125. Epub 2021 Nov 22.Eur J Surg Oncol. 2022.PMID: 34840008