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General overview of the P20/N20 component reconstruction for subject (I). The activity is found in the posterior bank of the central sulcus, the Brodmann 3b area for electroencephalography (EEG) (left) and magnetoencephalography (MEG) dataset (right). A MAP estimate of the global source distribution is visualized on the surface of the white matter. The locations of 72 EEG electrodes and 271 magnetometers are shown in the left and right images, respectively.
