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The requested URL /bookmarks/mark?op=add&bkmk=http%3A//jbjs.org/content/95/5/408&title=Transfemoral%20Amputations%3A%20The%20Effect%20of%20Residual%20Limb%20Length%20and%20Orientation%20on%20Gait%20Analysis%20Outcome%20Measures was not found on this server. That’s all we know.