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Newest video release related to Coronavirus. Watch this “Scale of Sars-Cov-2 immunity still unclear | COVID-19 Special” video below:
How long can a virus keep attacking me – especially when I’ve been previously infected? How long do my antibodies survive in my blood? How long does a vaccine defend my immune system against an intruder?
Scientists are grappling with these questions. And they have yet to find out for certain, how long vaccine protection lasts.
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