TY - RPRT TI - Serum from COVID-19 patients early in the pandemic shows limited evidence of cross-neutralization against variants of concern AU - Marzi, A. AU - Griffin, A. AU - O'Donnell, K. L. AU - Shifflett, K. AU - Lavik, J.-P. AU - Russell, P. M. AU - Zimmerman, M. K. AU - Relich, R. F. PY - 2021 DO - 10.1101/2021.11.10.468174 UR - https://www.biorxiv.org/content/10.1101/2021.11.10.468174v1 ID - 10.1101/2021.11.10.468174 ER -