Unit acitivity in the visual cortex during sleep and wakefulness.
D000818:Animals; D002415:Cats; D002540:Cerebral Cortex / Q000502:physiology*; D003243:Consciousness; D004594:Electrophysiology; D005071:Evoked Potentials; D008027:Light; D009622:Noise; D012890:Sleep / Q000502:physiology*; D014851:Wakefulness