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Kong BH, Moon JH, Huh YM, Shim JK, Lee JH, Kim EH, Chang JH, Kim DS, Hong YK, Kim SH, Lee SJ, Kang SG.Kong BH, et al. Among authors: chang jh.Stem Cells Int. 2014;2014:838950. doi: 10.1155/2014/838950. Epub 2014 Dec 11.Stem Cells Int. 2014.PMID: 25580136Free PMC article.