A vaccine that will cover all the known variants of the SARS-CoV-2 virus is just days away from being given the green light at Pfizer, the CEO of the American pharmaceutical company, Albert Bourla, tells Kathimerini.
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A vaccine that will cover all the known variants of the SARS-CoV-2 virus is just days away from being given the green light at Pfizer, the CEO of the American pharmaceutical company, Albert Bourla, tells Kathimerini.