Vaccine

What we talk about when we talk about COVID-19 vaccination campaign impact: a narrative review
Jan 1, 2023
Association between primary or booster COVID-19 mRNA vaccination and Omicron lineage BA.1 SARS-CoV-2 infection in people with a prior SARS-CoV-2 infection: A test-negative case-control analysis
Dec 1, 2022
Effectiveness of an inactivated Covid-19 vaccine with homologous and heterologous boosters against Omicron in Brazil
Oct 6, 2022
Primary healthcare protects vulnerable populations from inequity in COVID-19 vaccination: An ecological analysis of nationwide data from Brazil
Oct 1, 2022
Vaccine effectiveness of ChAdOx1 nCoV-19 against COVID-19 in a socially vulnerable community in Rio de Janeiro, Brazil: author's response
Aug 1, 2022
Use of Recently Vaccinated Individuals to Detect Bias in Test-Negative Case-Control Studies of COVID-19 Vaccine Effectiveness
Jul 1, 2022
Change in covid-19 risk over time following vaccination with CoronaVac: test negative case-control study
Jun 13, 2022
Vaccine effectiveness of ChAdOx1 nCoV-19 against COVID-19 in a socially vulnerable community in Rio de Janeiro, Brazil: a test-negative design study
May 1, 2022
Booster doses for inactivated COVID-19 vaccines: if, when, and for whom
Apr 1, 2022
Seroepidemiology of SARS-CoV-2 on a partially vaccinated island in Brazil: Determinants of infection and vaccine response
Jan 1, 2022