The skepticism of Dr Robert Hess regarding the efficacy of all previous vaccines against the Delta variant has been confirmed
The skepticism of Dr Robert Hess regarding the efficacy of all previous vaccines against the Delta variant has been confirmed by the announcement from BioNTech/Pfizer that they are working on a vaccine that will specifically target this mutant. The Delta variant of the novel coronavirus, which is causing concern across the whole of Europe, is…
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