Pharma giant AstraZeneca has defended the efficacy of its Covid-19 vaccine after media reports said the German government had doubts about its effectiveness among those over 65.
source https://www.ndtv.com/world-news/astrazeneca-rejects-incorrect-reports-on-covid-jab-efficacy-in-elderly-2358089
source https://www.ndtv.com/world-news/astrazeneca-rejects-incorrect-reports-on-covid-jab-efficacy-in-elderly-2358089
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