Covid-19 is constantly transforming. New variants emerge, each slightly different to before. And so our vaccines must transform too. Now, Britain has become the first country to approve a vaccine with two components - one to attack the original strain, and one to target the Omicron variant.
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How one vaccine attacks two variants
Covid-19 is constantly transforming. New variants emerge, each slightly different to before. And so our vaccines must transform too. Now, Britain has become the first country to approve a vaccine with two components - one to attack the original strain, and one to target the Omicron variant.
How one vaccine attacks two variants
