Health
Mixing COVID vaccines offer high level of protection: BCCDC data – Vancouver Sun
Protection was highest among people who received either two doses of an mRNA vaccine — Pfizer or Moderna — or a mixed AstraZeneca…
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The B.C. Centre for Disease Control study looked at the levels of protection offered by either two doses of an mRNA vaccine, two doses of the AstraZeneca vaccine, or a combination of the two types.
It found that all the combinations reduced…
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