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Statistical analysis of N2 amplitudes elicited by viewing positive (red), neutral (blue) and negative (green) faces in Go (a) and NoGo (b) trials in younger, middle and older adolescents. Error bars denote the standard error. *p < 0.05, **p < 0.01. (For interpretation of the references to color in this figure legend, the reader is referred to the web version of this article.)
