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Stella JA, Wagner WR, Sacks MS.Stella JA, et al. Among authors: sacks ms.J Biomed Mater Res A. 2010 Jun 1;93(3):1032-42. doi: 10.1002/jbm.a.32593.J Biomed Mater Res A. 2010.PMID: 19753623Free PMC article.