Invariance of the contrast evoked potential with changes in retinal illuminance.
D000221:Adaptation, Ocular; D003623:Dark Adaptation; D005071:Evoked Potentials; D006801:Humans; D008027:Light; D010775:Photic Stimulation / Q000379:methods; D011930:Reaction Time; D012160:Retina / Q000502:physiology*