Delta variant behind more than 80% of U.S. cases; vaccines still highly effective -Fauci – Reuters
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July 20, 2021 at 04:29PM
Delta variant behind more than 80% of U.S. cases; vaccines still highly effective -Fauci – Reuters
TrustVaccines
via vaccines https://ift.tt/2RLxrYd
July 20, 2021 at 04:29PM