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Open-Access Journal
Original Article
Ju-Yeon Kim, Dong Hyun Kim, Ji Hyun Kim, Yoon Sun Yang, Wonil Oh, Eun Hui Lee, Jong Wook Chang 
World J Stem Cells 4(11):110-116. Published online Nov 26, 2012. doi: 10.4252/wjsc.v4.i11.110