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Age-group comparison of foveal and parafoveal N400 effects. a) Long grand -average ERPs at a representative midline parietal electrode as a function of target word expectancy and Age. b) Difference wave of the canonical N400 congruity violation (Anomalous vs Expected) overlaid separately for young and old. c) Age-group comparison of the mean N400 congruity violation effect in foveal and parafoveal vision. Young group data original reported in Stites et al. (2017).
