Auditory evoked responses to unpredictable stimuli.
D000161:Acoustic Stimulation; D000328:Adult; D001288:Attention; D001307:Auditory Perception; D004569:Electroencephalography; D005071:Evoked Potentials; D005133:Eye Movements; D005260:Female; D006801:Humans; D008297:Male; D009949:Orientation; D011336:Probability