TY - RPRT TI - Help or flight: Neural defensive circuits promote helping under threat in humans AU - Vieira, J. B. AU - Olsson, A. PY - 2021 DO - 10.1101/2021.12.17.473167 UR - https://www.biorxiv.org/content/10.1101/2021.12.17.473167v1 ID - 10.1101/2021.12.17.473167 ER -