TY - RPRT TI - An evolutionary portrait of the progenitor SARS-CoV-2 and its dominant offshoots in COVID-19 pandemic AU - Kumar, S. AU - Tao, Q. AU - Weaver, S. AU - Sanderford, M. D. AU - Caraballo, M. AU - Sharma, S. AU - Kosakovsky Pond, S. L. AU - Miura, S. PY - 2020 DO - 10.1101/2020.09.24.311845 UR - https://www.biorxiv.org/content/10.1101/2020.09.24.311845v1 ID - 10.1101/2020.09.24.311845 ER -