Visual evoked potentials and frequency of stimulation.
D002540:Cerebral Cortex / Q000502:physiology*; D005071:Evoked Potentials; D005625:Frontal Lobe / Q000502:physiology; D006801:Humans; D008027:Light; D009778:Occipital Lobe / Q000502:physiology; D010296:Parietal Lobe / Q000502:physiology; D013997:Time Factors