Visual spatial summation in two classes of geniculate cells.
D000200:Action Potentials; D000818:Animals; D002415:Cats; D005829:Geniculate Bodies / Q000166:cytology / Q000502:physiology*; D013997:Time Factors; D014795:Visual Pathways / Q000502:physiology; D014796:Visual Perception / Q000502:physiology*