Saturday, November 13, 2021

Covid vaccine ‘waning immunity’: How worried should I be?

Is the effectiveness of Covid vaccines waning over time? We look at how much protection being double vaccinated offers.

from BBC News - Home https://www.bbc.co.uk/news/health-59260294?at_medium=RSS&at_campaign=KARANGA
via TV Aerials Oldham on Google
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