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Chow SK, Lee KM, Qin L, Leung KS, Cheung WH.Chow SK, et al.J Biomed Mater Res B Appl Biomater. 2011 Oct;99(1):36-44. doi: 10.1002/jbm.b.31869. Epub 2011 Jun 16.J Biomed Mater Res B Appl Biomater. 2011.PMID: 21681954