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Vaccine protection waned this spring but boosters helped, the C.D.C. reports.


By BY BENJAMIN MUELLER from NYT Health https://ift.tt/PGJEed5
Vaccine protection waned this spring but boosters helped, the C.D.C. reports. Vaccine protection waned this spring but boosters helped, the C.D.C. reports. Reviewed by Virual stuff on July 15, 2022 Rating: 5

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