NPR News: Does omicron pose a risk to the vaccinated? Too early to tell, epidemiologist says

Does omicron pose a risk to the vaccinated? Too early to tell, epidemiologist says
NPR's David Folkenflik speaks with Harvard epidemiologist Bill Hanage about what scientists know about the new omicron COVID-19 variant.

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Làm đẹp Blog 247 November 28, 2021 at 04:48AM
Category Science