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Son EJ, Oh KK, Kim EK.Son EJ, et al. Among authors: oh kk.Yonsei Med J. 2006 Oct 31;47(5):752-4. doi: 10.3349/ymj.2006.47.5.752.Yonsei Med J. 2006.PMID: 17066523Free PMC article.
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Oh KK, Hur J, Kim EK, Choo SS.Oh KK, et al.Yonsei Med J. 2003 Oct 30;44(5):863-8. doi: 10.3349/ymj.2003.44.5.863.Yonsei Med J. 2003.PMID: 14584104Free article.
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Park JS, Oh KK, Kim EK, Son EJ, Chang HS, Hong SW, Moon HJ, Kwack KS.Park JS, et al. Among authors: oh kk.Yonsei Med J. 2007 Feb 28;48(1):63-8. doi: 10.3349/ymj.2007.48.1.63.Yonsei Med J. 2007.PMID: 17326247Free PMC article.