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. 2019 Feb 23;44(6):1062–1067. doi: 10.1038/s41386-019-0351-6

Fig. 1.

Fig. 1

Grand average waves for the healthy controls and the placebo condition of the patients of mismatch negativity (MMN) and P3a amplitude elicited by the three different deviant types on three electrodes (Fz, FCz, Cz). The x-axis depicts time in milliseconds. This figure indicates peak MMN at electrode FCz