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Soon MS, Yen HH, Soon A, Lin OS.Soon MS, et al. Among authors: soon a.Gastrointest Endosc. 2005 Jun;61(7):901-3. doi: 10.1016/s0016-5107(05)00335-4.Gastrointest Endosc. 2005.PMID: 15933698No abstract available.