Covid-19 roundup: Study suggests AstraZeneca/Oxford booster is effective against variants — report; IFPMA issues guidance on vaccine inequity

As Covid-19 variants continue to emerge and spread, scientists are already thinking about shots to boost the efficacy of the first wave of vaccines — including the adenovirus-based jab developed by Oxford University and AstraZeneca. An unnamed source told the Financial Times that a third dose...

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