Tag: preventing

[Daily Excelsior]US pharmaceutical giant Pfizer and German biotech firm BioNTech said their coronavirus vaccine was more than 90% effective in preventing COVID19

US pharmaceutical giant Pfizer and German biotech firm BioNTech said their coronavirus vaccine was more than 90% effective in preventing COVID19 among those without evidence of prior infection. The post US pharmaceutical giant Pfizer and German biotech firm BioNTech said their coronavirus vaccine was more than 90% effective in ...

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