Clinical features of pure hereditary spastic paraplegia
WEI Qian-qian, GUO Xiao-yan, SONG Wei, CHEN Ke, CAO Bei, SHANG Hui-fang
Chinese Journal of Contemporary Neurology and Neurosurgery . 2013, (7): 606 -610 .  DOI: 10.3969/j.issn.1672-6731.2013.07.010