The populations most at risk of severe COVID-19, older and vaccinated early, may need to receive a booster jab earlier than expected because their protection is waning significantly against vaccine-resistant Delta variant.
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Will the government act quickly enough to pr…
The populations most at risk of severe COVID-19, older and vaccinated early, may need to receive a booster jab earlier than expected because their protection is waning significantly against vaccine-resistant Delta variant.
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