NPR News: A new dominant omicron strain in the U.S. is driving up cases — and reinfections

A new dominant omicron strain in the U.S. is driving up cases — and reinfections
BA.5 is now the dominant omicron strain in the U.S. It's good at evading the immune system, though doesn't appear to cause more serious illness.

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Làm đẹp Blog 247 July 11, 2022 at 06:08PM
Category Science