TY - RPRT TI - Electrophysiological indices of anterior cingulate cortex function reveal changing levels of cognitive effort and reward valuation that sustain task performance AU - Umemoto, A. AU - Inzlicht, M. AU - Holroyd, C. B. PY - 2017 DO - 10.1101/199687 UR - https://www.biorxiv.org/content/10.1101/199687v1 ID - 10.1101/199687 ER -