COVID-19: Pfizer-BioNTech vaccine now 95% effective

The Pfizer-BioNTech vaccine has now proved 95% effective in preventing coronavirus.

According to the firms, it has now met the safety criteria needed for emergency authorisation.

Read more here:
https://news.sky.com/story/covid-19-pfizer-biontech-vaccine-now-95-effective-and-will-be-submitted-for-authorisation-within-days-12135473

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