title: Positive induction in differential instrumental conditioning: effect of the interstimulus interval.
mesh_terms: D000818:Animals; D003214:Conditioning, Classical; D003213:Conditioning, Psychological; D005108:Extinction, Psychological; D007266:Inhibition, Psychological; D008297:Male; D010056:Overlearning; D051381:Rats; D013997:Time Factors