 It was found out that stance-phase knee flexion did not contribute to the reduction in vertical trajectory of COM. Kuo, A. D.,%DIFDELCMD < & %%% Donelan, J. M. (2010). Dynamic principles of gait and their clinical implications. Physical therapy, 90(2), 157.
<coherence>  It was found out that stance-phase knee flexion did not contribute to the reduction in vertical trajectory of COM. Kuo, A. D.,%DIFDELCMD < & %%% Donelan, J. M. (2010). Dynamic principles of gait and their clinical implications. Physical therapy, 90(2), 157.
 It was found out that stance-phase knee flexion did not contribute to the reduction in vertical trajectory of COM. Kuo, A. D.,%DIFDELCMD < & %%% 