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. Author manuscript; available in PMC: 2014 Jan 2.
Published in final edited form as: Osteoarthritis Cartilage. 2012 Oct 4;21(1):10.1016/j.joca.2012.09.007. doi: 10.1016/j.joca.2012.09.007

Figure 4.

Figure 4

Correlations between CECT attenuation (HU) and three different experimentally-determined coefficients of friction (μ): (A) μstatic, (B) μstatic_eq, (C) μkinetic for Group 2.