Endogenous late positive component of the evoked potential in cats corresponding to P300 in humans

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Science  06 Feb 1981:
Vol. 211, Issue 4482, pp. 605-607
DOI: 10.1126/science.7455702


A long-latency component of the averaged evoked potential recorded from cats was present only when the evoking stimulus was relevant to the task. The amplitude of this component varied inversely with stimulus probability and was independent of stimulus modality.