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Park JC, Yang KB, Choi Y, Kim YT, Jung UW, Kim CS, Cho KS, Chai JK, Kim CK, Choi SH.Park JC, et al. Among authors: chai jk.J Periodontal Implant Sci. 2010 Aug;40(4):194-200. doi: 10.5051/jpis.2010.40.4.194. Epub 2010 Aug 30.J Periodontal Implant Sci. 2010.PMID: 20827329Free PMC article.
Jung UW, Lee JS, Park WY, Cha JK, Hwang JW, Park JC, Kim CS, Cho KS, Chai JK, Choi SH.Jung UW, et al. Among authors: chai jk.J Periodontal Implant Sci. 2011 Dec;41(6):285-92. doi: 10.5051/jpis.2011.41.6.285. Epub 2011 Dec 31.J Periodontal Implant Sci. 2011.PMID: 22324006Free PMC article.
Kim CS, Choi SH, Choi BK, Chai JK, Park JB, Kim CK, Cho KS.Kim CS, et al. Among authors: chai jk.J Periodontol. 2002 Oct;73(10):1126-32. doi: 10.1902/jop.2002.73.10.1126.J Periodontol. 2002.PMID: 12416769
Kim HY, Kim CS, Jhon GJ, Moon IS, Choi SH, Cho KS, Chai JK, Kim CK.Kim HY, et al. Among authors: chai jk.J Periodontol. 2002 Dec;73(12):1457-66. doi: 10.1902/jop.2002.73.12.1457.J Periodontol. 2002.PMID: 12546096
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Kim CS, Choi SH, Chai JK, Cho KS, Moon IS, Wikesjö UM, Kim CK.Kim CS, et al. Among authors: chai jk.J Periodontol. 2004 Feb;75(2):229-35. doi: 10.1902/jop.2004.75.2.229.J Periodontol. 2004.PMID: 15068110