Fernandes, E.G. et al. 2021. Safety and immunogenicity of an inactivated SARS-CoV-2 vaccine (CoronaVac) in inadvertently vaccinated healthy children. Revista do Instituto de Medicina Tropical de São Paulo. 63, (Dec. 2021), e83. DOI:https://doi.org/10.1590/S1678-9946202163083.