
3rd February 2021
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Oxford vaccine could substantially cut spread
The Oxford-AstraZeneca vaccine could lead to a “substantial” fall in the spread of the virus, say scientists.
The impact of Covid vaccines on transmission has been a crucial unknown that will dramatically shape the future of the pandemic.
The study, which has not been formally published, also showed the vaccine remained effective while people waited for a second dose.
It was 76% effective during the three months after the first shot.
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- Oxford vaccine: How did they make it so quickly?
- What is the Oxford-AstraZeneca vaccine?
The impact on transmission is critical.
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