NEW YORK/JERUSALEM (Reuters) - Pfizer Inc and BioNTech SE said on Thursday that real-world data from Israel suggests their COVID-19 vaccine is 94% effective in preventing asymptomatic infections, meaning it could significantly reduce transmission.
(Reuters) - Johnson & Johnson’s newly authorized vaccine has started shipping, while a highly transmissible variant of coronavirus first identified in the Brazilian city of Manaus has been detected in Britain for the first time.
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