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Li Y, Wang X, Yu G, Sun H, Lv J, Chi X, Wu R, Gao X, Niu J.Li Y, et al. Among authors: gao x.BMC Gastroenterol. 2019 Jun 13;19(1):86. doi: 10.1186/s12876-019-1003-3.BMC Gastroenterol. 2019.PMID: 31195990Free PMC article.
Mei R, Chi X, Wu R, Xu H, Wang X, Gao X, Sun H, Lv J, Yu G, Kong F, Jiang J, Sun B, Zhong J, Pan Y, Niu J.Mei R, et al. Among authors: gao x.J Gastroenterol Hepatol. 2016 Aug;31(8):1489-97. doi: 10.1111/jgh.13290.J Gastroenterol Hepatol. 2016.PMID: 26750805
Xu H, Kong W, Liu L, Chi X, Wang X, Wu R, Gao X, Wang H, Qu L, Qi Y, Pan Y, Niu J.Xu H, et al. Among authors: gao x.BMC Gastroenterol. 2017 May 10;17(1):62. doi: 10.1186/s12876-017-0618-5.BMC Gastroenterol. 2017.PMID: 28486931Free PMC article.
Wang X, Gao X, Wu R, Chi X, Xu H, Guan Y, Jin Q, Niu J.Wang X, et al. Among authors: gao x.J Gastroenterol Hepatol. 2022 Sep;37(9):1806-1814. doi: 10.1111/jgh.15881. Epub 2022 May 12.J Gastroenterol Hepatol. 2022.PMID: 35509262