Sunday, Sep 19, 2021 | Last Update : 10:50 AM IST

COVID 19 in United States

Delta COVID-19 variant greatest threat to U.S. pandemic response: Fauci

Fauci said that the vaccines authorized in the United States, including the Pfizer/BioNTech vaccine, are effective against the new variant

23 Jun 2021 12:38 PM

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