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Martien R, Loretz B, Thaler M, Majzoob S, Bernkop-Schnürch A.Martien R, et al.J Biomed Mater Res A. 2007 Jul;82(1):1-9. doi: 10.1002/jbm.a.31135.J Biomed Mater Res A. 2007.PMID: 17265441