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Pfizer, BioNTech not sure on vaccine efficacy against Omicron variant - News Track Live, NewsTrack

Retrieved on: 2021-11-27 13:36:16

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Pfizer, BioNTech not sure on vaccine efficacy against Omicron variant - News Track Live, NewsTrack. View article details on HISWAI: https://english.newstracklive.com/news/pfizer-biontech-not-sure-on-vaccine-efficacy-against-omicron-variant-sc53-nu318-ta318-1195017-1.html

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Washington: Pfizer and BioNTech, two major pharmaceutical companies, have issued a statement stating that they are doubtful whether their va.

Article found on: english.newstracklive.com

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