Vaccine effectiveness of CoronaVac against COVID-19 among children in Brazil during the Omicron period - Nature.com

There is limited evidence of the effectiveness of the CoronaVac vaccine for children against the Omicron SARS-CoV-2 variant. Here, the authors use data from Brazil for children aged 6–11 years and estimate effectiveness of 40% against infection and 59% agains…

Frenck, R. W. et al. Safety, immunogenicity, and efficacy of the BNT162b2 Covid-19 vaccine in adolescents. N. Engl. J. Med.385, 239250 (2021). CAS  Article  Google Scholar 

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