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Prior COVID offers less protection against omicron; mRNA booster shot efficacy declines within months

Prior COVID offers less protection against omicron; mRNA booster shot efficacy declines within months

Brian dixonIndiana universityRegenstrief instituteUs centers for diseaseModerna inc or pfizerNew england journalModerna incPfizer incMortality weekly reportDisease controlPrior covidLess protectionMrna boosterShot efficacyEclines within months0 2 effective

Pfizer COVID Vaccine Authorization for Children Under 5 Delayed as FDA Seeks More Data; CDC Says Booster Shots Efficacy Wanes

The approval of Pfizer COVID-19 vaccines for children under five years old hits another delay as the Food and Drug Administration (FDA) needed more data.

New yorkUnited statesLos angelesJesse goodmanPaul offitPeter marksRachel pereraNew york postA centers for diseaseDrug administrationAssociated pressBiologics evaluationLife expectancyNew data reveal californiaHawaii residents tendChildren under

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