Neuromuscular Electrical Stimulation with Kilohertz Frequency Alternating Current to Enhance Sensorimotor Cortical Excitability. - Yun Zhao; Jun J. Lai; Xiao Y. Wu; Wen Qu; Man Q. Wang; Lin Chen 049; Ning Hu; Xing Wang; Wen S. Hou (EMBC, 2018)