Gait characteristics of Duchenne muscular dystrophy children at normal speeds  
Chen Nan, Du Qing, Liu Xiao-qing, Li Xi-hua, Wu Xie, Zhou Xuan, Zhang Shu-xin
Chinese Journal of Tissue Engineering Research . 2013, (20): 3770 -3776 .  DOI: 10.3969/j.issn.2095-4344.2013.20.022