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Oxford jab 'cuts spread of Covid by two-thirds', study finds

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New data on the Oxford/AstraZeneca Covid-19 vaccine new data on its coronavirus vaccine suggests it may reduce transmission by 67% (Owen Humphreys/PA)

New data on the Oxford/AstraZeneca Covid-19 vaccine new data on its coronavirus vaccine suggests it may reduce transmission by 67% (Owen Humphreys/PA)

New data on the Oxford/AstraZeneca Covid-19 vaccine new data on its coronavirus vaccine suggests it may reduce transmission by 67% (Owen Humphreys/PA)

A single dose of the Oxford vaccine may reduce transmission of coronavirus by two-thirds, according to a new study.

Researchers said that the first dose of the Oxford/AstraZeneca jab offers protection of 76% up to three months and may reduce transmission by 67%, with efficacy rising to 82.4% after the second dose 12 weeks later.


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