Pfizer-BioNTech vaccine 97 per cent effective against symptomatic coronavirus: Israeli study

Pfizer and BioNTech said on Wednesday that real-world data from Israel suggests that their Covid-19 vaccine is 94 per cent effective in preventing asymptomatic infections, meaning the vaccine could significantly reduce transmission.The companies also said the latest analysis of the Israeli data shows the vaccine was 97 per cent effective in preventing symptomatic disease, severe disease and death.That is basically in line with the 95 per cent efficacy Pfizer and BioNTech reported from the…

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