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Neural correlates of conscious versus unconscious face perception. a, Grand average ERPs recorded at electrode PO8 for the sub-threshold, threshold, and supra-threshold conditions. For the threshold condition, we also display the car evoked potential (black line). Bands around mean values denote SEM. b, Scalp topography of activation for seen and unseen trials in the threshold condition, 170 ms after stimulus onset. Units of the bottom colorbars are microvolts.
