title: Effects of graduated processing difficulty on P 300 component of the event-related brain potential.
mesh_terms: D000328:Adult; D001143:Arousal / Q000502:physiology*; D002540:Cerebral Cortex / Q000502:physiology; D004193:Discrimination Learning / Q000502:physiology; D004569:Electroencephalography; D005074:Evoked Potentials, Visual; D005556:Form Perception / Q000502:physiology*; D006801:Humans; D008297:Male; D010364:Pattern Recognition, Visual / Q000502:physiology*; D011340:Problem Solving / Q000502:physiology*