Albert Bourla, Pfizer CEO (Getty Images)
Covid-19 roundup: Study suggests Omicron variant could escape protection of Pfizer/BioNTech vaccine; Serum Institute prepares launch of Novavax shot for children — report
A new private study by South Africa’s largest insurer, Discovery Health, suggests that Pfizer and BioNTech’s Covid-19 vaccine is just 33% effective against infections by …
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