N, Ferris DP, Makeig S. Visual evoked responses 720 during standing and walking Frontiers in Human Neuroscience, 4:202, 2010 721 722 ( ,rasso R, ivanenko VP, Zago M, Molinari M, Scivoletto G, Castellano V, Macellari V, 723 lacquanill F. Distributed plasticity of locomotor pattern generators in spinal co