title: Versatile pattern-reversal stimulator for measuring visual evoked responses.
mesh_terms: D004581:Electronics; D005071:Evoked Potentials; D006801:Humans; D009103:Multiple Sclerosis / Q000175:diagnosis; D010364:Pattern Recognition, Visual / Q000502:physiology; D010775:Photic Stimulation / Q000295:instrumentation*; D014793:Visual Cortex / Q000502:physiology*