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Topographic scalp distribution of brain potentials associated with the MMN and P3a in ignore and the MMN, P3a, and P3b in attend tasks. The time latencies are corresponding to each ERP component recorded from normal sleeping individuals (n = 9) as compared to short sleeping participants (n = 10) after habitual vs. extended sleep. The open circles on the maps indicate the electrodes selected for comparison of the brain responses and statistical evaluation.
