 Studies by Kerrigan et al. (2001) and Gard & Childress (1997) have showed the major role played by heel rise in reducing the COM vertical displacement .11 .Kerrigan, D. C. , Della Croce, U. , Marciello, M. , Riley, P. O. (2000).
<coherence>  Studies by Kerrigan et al. (2001) and Gard & Childress (1997) have showed the major role played by heel rise in reducing the COM vertical displacement .11 .Kerrigan, D. C. , Della Croce, U. , Marciello, M. , Riley, P. O. (2000).
 Studies by Kerrigan et al. (2001) and Gard & Childress (1997) have showed the major role played by heel rise in reducing the COM vertical displacement .Kerrigan, D. C. , Della Croce, U. , Marciello, M. , Riley, P. O. (2000).