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3. Counterconditioning versus forced exposure in extinction of avoidance responding and conditioned fear in rats. Wilson GT. J Comp Physiol Psychol; 1973 Jan; 82(1):105-14. PubMed ID: 4684966 [No Abstract] [Full Text] [Related]
18. Influence of similarity of components of a serial conditioned stimulus on conditioned fear in rats. Dubin WJ, Levis DJ. J Comp Physiol Psychol; 1973 Nov; 85(2):304-12. PubMed ID: 4756910 [No Abstract] [Full Text] [Related]