title: Changes in central EEG activity in relation to voluntary movement. I. Normal subjects.
mesh_terms: D002540:Cerebral Cortex / Q000502:physiology; D004569:Electroencephalography; D005071:Evoked Potentials; D006801:Humans; D009043:Motor Activity / Q000502:physiology*; D009048:Motor Skills / Q000502:physiology*