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CME JOBS OUTBREAKS PEER-TO-PEER QUIZZES & QUESTIONS MEDTECH

British Medical Journal (The BMJ)Effectiveness of mRNA-1273, BNT162b2, and BBIBP-CorV Vaccines Against Infection and Mortality in Children in Argentina, During Predominance of Delta and Omicron COVID-19 Variants: Test Negative, Case-control Study

In a study of 844,000 children and adolescents without prior COVID infection, vaccine effectiveness was approximately 61% in children and 67% in adolescents versus the delta variant, but only approximately 16% and 26%, respectively, versus omicron.

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