title: Evoked-potential correlates of delayed letter-matching.
mesh_terms: D000293:Adolescent; D000328:Adult; D001921:Brain / Q000502:physiology; D004192:Discrimination, Psychological / Q000502:physiology*; D005071:Evoked Potentials; D005260:Female; D005556:Form Perception / Q000502:physiology*; D006801:Humans; D008297:Male; D011930:Reaction Time