Moderna Says Studies Show Its Vaccine Is Effective Against The Delta Variant
The Delta variant is the fast-moving strain of the coronavirus now found in 96 countries. It's expected to be the dominant variant in the U.S. within weeks.
Read more on NPR
The Delta variant is the fast-moving strain of the coronavirus now found in 96 countries. It's expected to be the dominant variant in the U.S. within weeks.
Read more on NPR
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