Has the Delta variant of SARS-CoV-2 made herd immunity impossible?
Scientists hoped that, following vaccination, populations would develop herd immunity to SARS-CoV-2, reducing the risk of infection, even for people ...
Home Has the Delta variant of SARS-CoV-2 made herd immunity impossible?
Scientists hoped that, following vaccination, populations would develop herd immunity to SARS-CoV-2, reducing the risk of infection, even for people ...
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