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Vaccination offers more protection against Covid than prior infection, a C.D.C. study suggests.


By BY BENJAMIN MUELLER from NYT Health https://ift.tt/3BxxueJ
Vaccination offers more protection against Covid than prior infection, a C.D.C. study suggests. Vaccination offers more protection against Covid than prior infection, a C.D.C. study suggests. Reviewed by Virual stuff on October 29, 2021 Rating: 5

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