Why do stroke patients with negative motor evoked potential show poor limb motor function recovery?
Zhibin Song, Lijuan Dang, Yanling Zhou, Yanjiang Dong, Haimao Liang, Zhengfeng Zhu, Suyue Pan
Neural Regeneration Research . 2013, (29): 2713 -2724 .  DOI: 10.3969/j.issn.1673-5374.2013.29.003