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Article
Booster doses for inactivated COVID-19 vaccines: if, when, and for whom
| Date Issued:
2021 | Copyright:
open access
Article
Effectiveness of ChAdOx1 vaccine in older adults during SARS-CoV-2 gamma variant circulation in São Paulo
| Date Issued:
2021 | Copyright:
open access
Article
Effectiveness of the CoronaVac vaccine in older adults during a gamma variant associated epidemic of covid-19 in Brazil: test negative case-control study
| Date Issued:
2021 | Copyright:
open access