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Relative errors of SHR (blue), GOH (green), and FR (red) models. Top row: a mature, b aging, and c aged, all uninjured. Bottom row: d mature, e aging, and f aged—solid lines represents uninjured, dashed lines represents 3 weeks and dotted lines represents 6 weeks. For all models, larger relative errors occurred in the toe region. The FR model had the least relative error values
