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Chen CL, Liu TT, Yi CH, Orr WC.Chen CL, et al. Among authors: yi ch.Digestion. 2011;84(3):247-51. doi: 10.1159/000330847. Epub 2011 Sep 22.Digestion. 2011.PMID: 21952561
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Liu TT, Yi CH, Chen CL, Liu HT, Chen TY.Liu TT, et al. Among authors: yi ch.Am J Med Sci. 2009 Jun;337(6):429-31. doi: 10.1097/MAJ.0b013e31819c1027.Am J Med Sci. 2009.PMID: 19525661
Chen CL, Yi CH, Liu TT, Orr WC.Chen CL, et al. Among authors: yi ch.J Am Geriatr Soc. 2009 Dec;57(12):2382. doi: 10.1111/j.1532-5415.2009.02607.x.J Am Geriatr Soc. 2009.PMID: 20122007No abstract available.