Orientation specificity and response variability of cells in the striate cortex.
D000200:Action Potentials; D000818:Animals; D002415:Cats; D008722:Methods; D009474:Neurons / Q000502:physiology; D009949:Orientation; D010775:Photic Stimulation; D014793:Visual Cortex / Q000502:physiology*; D014794:Visual Fields