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. Author manuscript; available in PMC: 2016 Nov 5.
Published in final edited form as: J Biomech. 2015 Apr 15;48(14):3737–3742. doi: 10.1016/j.jbiomech.2015.04.003

Figure 5.

Figure 5

The Quadriceps Effective Moment Arm (EQma), relative to the tibiofemoral instantaneous helical axis. Values are provided throughout a range of active extension (10° – 50°) with one standard deviation bars.