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Becker DG, Becker SS.Becker DG, et al. Among authors: becker ss.J Long Term Eff Med Implants. 2003;13(3):259-69. doi: 10.1615/jlongtermeffmedimplants.v13.i3.100.J Long Term Eff Med Implants. 2003.PMID: 14516189Review.