title: Selective attention, contingent negative variation and the evoked potential.
mesh_terms: D001288:Attention; D001307:Auditory Perception; D001921:Brain / Q000502:physiology*; D003265:Contingent Negative Variation; D004192:Discrimination, Psychological; D004569:Electroencephalography; D005071:Evoked Potentials; D006801:Humans; D011930:Reaction Time