Three-dimensional gait analysis of temporal and spatial parameters and the action of the pelvic during gait in children with spastic diplegic cerebral palsy 
Wang Yu-xia1, Yu Tao2, Chu Qin2, Wang Yu2, Yu Ling-yun2, Zhang Jin-hua1, Zhao Peng1
Chinese Journal of Tissue Engineering Research . 2012, (22): 4039 -4043 .  DOI: 10.3969/j.issn.1673-8225.2012.22.012