The definition of ‘fully vaccinated’ is changing to three Covid-19 doses
CNN, PFIZER By Tara John, CNN You may need up to three Covid-19 vaccine doses to be considered fully vaccinated. Waning vaccine immunity and rising infections due to the Delta variant has prompted wealthy nations to reconsider the definition of “fully vaccinated” — which usually means two Covid-19 jabs. UK Prime Minister Boris Johnson admitted
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