title: Multiple retention deficits at periodic intervals after active and passive avoidance learning.
mesh_terms: D000647:Amnesia; D000704:Analysis of Variance; D000818:Animals; D001362:Avoidance Learning; D002940:Circadian Rhythm; D003213:Conditioning, Psychological; D003463:Cues; D004597:Electroshock; D005108:Extinction, Psychological; D005795:Generalization, Stimulus; D006799:Housing, Animal; D006801:Humans; D008124:Locomotion; D008297:Male; D008568:Memory; D008954:Models, Biological; D051381:Rats; D011930:Reaction Time; D013997:Time Factors