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Christiansen LK, Lo B, Bendtsen F, Vind I, Vester-Andersen MK, Burisch J.Christiansen LK, et al. Among authors: burisch j.United European Gastroenterol J. 2019 Aug;7(7):942-954. doi: 10.1177/2050640619852532. Epub 2019 May 17.United European Gastroenterol J. 2019.PMID: 31428419Free PMC article.