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Feuerstein JD, Ho EY, Shmidt E, Singh H, Falck-Ytter Y, Sultan S, Terdiman JP; American Gastroenterological Association Institute Clinical Guidelines Committee.Feuerstein JD, et al. Among authors: singh h.Gastroenterology. 2021 Jun;160(7):2496-2508. doi: 10.1053/j.gastro.2021.04.022.Gastroenterology. 2021.PMID: 34051983Free PMC article.No abstract available.