Effectiveness of BNT162b2 Vaccine against Omicron Variant in South Africa

Effectiveness of Covid-19 Vaccines against the B.1.617.2 (Delta) Variant

Jamie Lopez Bernal, Nick Andrews, Charlotte Gower et al. · New England Journal of Medicine · 2021 · 3.1K citations · Full text

Effectiveness of a third dose of the BNT162b2 mRNA COVID-19 vaccine for preventing severe outcomes in Israel: an observational study

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Increased risk of SARS-CoV-2 reinfection associated with emergence of Omicron in South Africa

Juliet R.C. Pulliam, Cari van Schalkwyk, Nevashan Govender et al. · 2021 · 410 citations · Full text

Virus Epidemiology, New Variants, Covid-19 Epidemiology +18