Browsing by Author "Shah, Syed Ahmar"
Now showing items 1-2 of 2
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Effectiveness of mRNA boosters after homologous primary series with BNT162b2 or ChAdOx1 against symptomatic infection and severe COVID-19 in Brazil and scotland: a testnegative design case–control study
Silva, Thiago Cerqueira et al. | Date Issued: 2023 -
Two-dose ChAdOx1 nCoV-19 vaccine protection against COVID-19 hospital admissions and deaths over time: a retrospective, population-based cohort study in Scotland and Brazil
Katikireddi, Srinivasa Vittal et al. | Date Issued: 2022