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Tuesday 2 March 2021
Pfizer, AstraZeneca COVID-19 vaccines ‘highly effective’ in elderly: UK study
Single dose more than 80% effective at preventing hospitalisation
https://www.samaa.tv/news/2021/03/pfizer-astrazeneca-covid-19-vaccines-highly-effective-in-elderly-uk-study/?utm_source=dlvr.it&utm_medium=blogger
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