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. Author manuscript; available in PMC: 2012 Sep 10.
Published in final edited form as: Spine (Phila Pa 1976). 2012 Apr 20;37(9):E519–E527. doi: 10.1097/BRS.0b013e31823ecae0

Figure 3.

Figure 3

Sample-simulated ground reaction and spine forces for a subject (number 4) falling with a velocity of 3.5 m/s onto floors with stiffnesses of 59 kN/m (soft) A, 67 kN/m (medium) B, 95 kN/m (firm) C, and 400 kN/m (rigid) D.