National Vaccine Coverage Survey 2020: methods and operational aspects.
Rita Barradas BarataAna Paula FrançaIone Aquemi GuibuMaurício Teixeira Leite de VasconcellosJosé Cássio de Moraesnull nullPublished in: Revista brasileira de epidemiologia = Brazilian journal of epidemiology (2023)
There was an actual reduction in full vaccination in all capitals and the Federal District for children born in 2017 and 2018, showing a deteriorating implementation of the National Immunization Program from 2017 to 2019. The survey did not measure the impacts of the COVID-19 pandemic, which may have further reduced vaccination coverage.