TY - RPRT TI - Dynamical asymmetry exposes 2019-nCoV prefusion spike AU - Roy, S. PY - 2020 DO - 10.1101/2020.04.20.052290 UR - https://www.biorxiv.org/content/10.1101/2020.04.20.052290v1 ID - 10.1101/2020.04.20.052290 ER -