'Stealth' Omicron Is Stealthy No More: What's Known About the BA.2 Variant - Yahoo! Voices

As the omicron coronavirus surge subsides, researchers are keeping an eye on a highly transmissible subvariant known as BA.2. Although it does not appear to ...

A pharmacist prepares doses of the Moderna COVID-19 vaccine in Hagerstown, Md., Feb. 22, 2022. (Kenny Holston/The New York Times) As the omicron coronavirus surge subsides, researchers are keeping a… [+6223 chars]

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