The influence of stimulus intensity and repetition on the mean evoked heart rate response.
D000293:Adolescent; D002648:Child; D003214:Conditioning, Classical; D005260:Female; D006185:Habituation, Psychophysiologic; D006339:Heart Rate; D006801:Humans; D007858:Learning; D008297:Male; D009949:Orientation; D013016:Sound