title: Contingency theory and classical autonomic excitatory and inhibitory conditioning: some problems of assessment and interpretation.
mesh_terms: D001245:Association Learning; D001341:Autonomic Nervous System / Q000502:physiology; D003214:Conditioning, Classical; D005712:Galvanic Skin Response; D006801:Humans; D007266:Inhibition, Psychological; D010991:Plethysmography; D011582:Psychological Theory; D012107:Research Design