Out of nearly 300,000 infections since March 2021, the share that are reinfections almost doubled from 3.6% during the BA.2 wave in May to 6.4% during the BA.5 wave in July...
“The Omicron component in this new vaccine works alongside the original vaccine formulation that targets the original strain. And while the Omicron component was made to target early Omicron variants, it is likely to also target well newer sub-variants of Omicron, including those that haven’t yet emerged,” he said...
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