title: Backward masking of conditioned stimuli: effects on differential and single-cue classical conditioning performance.
mesh_terms: D000161:Acoustic Stimulation; D003214:Conditioning, Classical; D003215:Conditioning, Eyelid; D003463:Cues; D004192:Discrimination, Psychological; D005260:Female; D006801:Humans; D008297:Male; D010470:Perceptual Masking; D013997:Time Factors; D014796:Visual Perception