Medical Health Cluster


SARS-CoV-2 Variant Classifications and Definitions

Key Points Genetic variants of SARS-CoV-2 have been emerging and circulating around the world throughout the COVID-19 pandemic. Viral mutations and variants in the United States are routinely monitored through sequence-based surveillance, laboratory studies, and epidemiological investigations. A US government interagency group developed a Variant Classification scheme that defines three […]

Read More