Health
Covid-19: Oxford University vaccine is highly effective – BBC News
The vaccine is cheaper than other options and easier to distribute around the world.
By James GallagherHealth and science correspondent
image copyrightOxford University/John Cairns
image captionThe Oxford/AstraZeneca vaccine is currently in the final stages of testing
The coronavirus vaccine developed by the University of Oxford is highly effective at stopping people developing Covid-19 symptoms, a large trial shows.
Interim data suggests 70% protection, but the researchers say the figure may be as high as 90% by tweaking the dose.
The results will be seen as a triumph, but come…
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