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Lee J, Hong EM, Jang JA, Park SW, Koh DH, Choi MH, Jang HJ, Kae SH.Lee J, et al. Among authors: koh dh.Gut Liver. 2016 Mar;10(2):310-7. doi: 10.5009/gnl15195.Gut Liver. 2016.PMID: 26470769Free PMC article.
Kim MG, Park SW, Kim JH, Lee J, Kae SH, Jang HJ, Koh DH, Choi MH.Kim MG, et al. Among authors: koh dh.Gastrointest Endosc. 2017 Sep;86(3):452-461. doi: 10.1016/j.gie.2017.02.033. Epub 2017 Mar 8.Gastrointest Endosc. 2017.PMID: 28284883Clinical Trial.