Regularities in the occurrence of periodic variations in the reaction times of "inextinguishable" conditioned motor avoidance reflexes in rats.
D000818:Animals; D001362:Avoidance Learning; D002490:Central Nervous System / Q000502:physiology; D003214:Conditioning, Classical; D009043:Motor Activity; D010507:Periodicity; D051381:Rats; D011930:Reaction Time