Notable COVID-19 Variants in the United States
According to the CDC, currently, there are four notable COVID-19 variants in the United States: B.1.1.7 (Alpha): This variant was first detected in the United States in December 2020. It …
According to the CDC, currently, there are four notable COVID-19 variants in the United States: B.1.1.7 (Alpha): This variant was first detected in the United States in December 2020. It …