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Lee YE, Choi YH, Jeong SH, Kim HS, Lee SH, Song KB.Lee YE, et al. Among authors: choi yh.Curr Microbiol. 2009 Apr;58(4):332-7. doi: 10.1007/s00284-008-9332-4. Epub 2008 Dec 16.Curr Microbiol. 2009.PMID: 19085034Clinical Trial.
Lee HK, Lee KD, Merchant AT, Lee SK, Song KB, Lee SG, Choi YH.Lee HK, et al. Among authors: choi yh.Arch Gerontol Geriatr. 2010 Jan-Feb;50(1):30-3. doi: 10.1016/j.archger.2009.01.005. Epub 2009 Feb 23.Arch Gerontol Geriatr. 2010.PMID: 19230988
Lee HK, Choi SH, Won KC, Merchant AT, Song KB, Jeong SH, Lee SK, Choi YH.Lee HK, et al. Among authors: choi sh, choi yh.Yonsei Med J. 2009 Aug 31;50(4):529-36. doi: 10.3349/ymj.2009.50.4.529. Epub 2009 Aug 19.Yonsei Med J. 2009.PMID: 19718402Free PMC article.Clinical Trial.
Chung SY, Kwon H, Choi YH, Karmaus W, Merchant AT, Song KB, Sakong J, Ha M, Hong YC, Kang D.Chung SY, et al. Among authors: choi yh.Int Dent J. 2012 Apr;62(2):65-9. doi: 10.1111/j.1875-595X.2011.00089.x.Int Dent J. 2012.PMID: 22420473Free PMC article.
Lee KS, Kim EK, Kim JW, Choi YH, Mechant AT, Song KB, Lee HK.Lee KS, et al. Among authors: choi yh.Arch Gerontol Geriatr. 2014 Jan-Feb;58(1):125-9. doi: 10.1016/j.archger.2013.08.011. Epub 2013 Sep 8.Arch Gerontol Geriatr. 2014.PMID: 24075494