A major new study has revealed how effective coronavirus vaccines are against the Delta variant. Scientists from the University of Oxford say the Pfizer COVID-19 vaccine has 85 per cent.
Astrazeneca Pfizer Vaccines Effective Against Delta Covid 19 Variant Finds Study World News
AstraZeneca said in a statement.

Astrazeneca vaccine effectiveness delta. Real world data from Public Health Scotland published in the Lancet reaffirmed the AstraZeneca covid-19.
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