26 January 2023 – New data for a bivalent COVID-19 booster shot show it halves the risk of symptomatic infection from the currently prevalent Omicron subvariant...
August 31, 2022 – A COVID-19 booster vaccine targeting the Omicron BA.4 and BA.5 variants that currently predominate in the United States could be available within...
Early studies suggest that people infected with Omicron after being vaccinated with Covid-19 may have more antibodies to fight a wide range of coronavirus variants. According...
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