British drugmaker says its vaccine showed 'limited efficacy against mild disease' caused by the South African variant.
from Al Jazeera – Breaking News, World News and Video from Al Jazeera https://ift.tt/39XHMKA
from Al Jazeera – Breaking News, World News and Video from Al Jazeera https://ift.tt/39XHMKA
AstraZeneca COVID jab ‘less effective against S Africa variant’
![AstraZeneca COVID jab ‘less effective against S Africa variant’]()
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February 06, 2021
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