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. Author manuscript; available in PMC: 2011 Mar 1.
Published in final edited form as: Int J Rehabil Res. 2010 Mar;33(1):49–55. doi: 10.1097/MRR.0b013e32832e6b5e

Fig. (1).

Fig. (1)

Composite view of the Fx (horizontal force), Fz (vertical force), and RCOF (friction demand, the ration of Fx to Fz) during a typical normal walking on dry surface.