title: Processing negativity: an evoked-potential reflection of selective attention.
mesh_terms: D001288:Attention / Q000502:physiology; D001921:Brain / Q000502:physiology; D004193:Discrimination Learning; D004292:Dominance, Cerebral / Q000502:physiology; D004569:Electroencephalography; D005072:Evoked Potentials, Auditory; D005074:Evoked Potentials, Visual; D006801:Humans; D011930:Reaction Time / Q000502:physiology