The effectiveness of the Pfizer-BioNTech vaccine against Covid-19 declines faster than that of the AstraZeneca jab, according to a new study published on Thursday.
London, United Kingdom - The effectiveness of the Pfizer-BioNTech vaccine against COVID-19 declines faster than that of the AstraZeneca jab, according to a new study published on Thursday. "Two doses of Pfizer-BioNTech have greater initial effectiveness against new COVID-19 infections, but this d
The effectiveness of the Pfizer-BioNTech vaccine against Covid-19 declines faster than that of the AstraZeneca jab, according to a new study published on Thursday.
The effectiveness of the Pfizer-BioNTech vaccine against Covid-19 declines faster than that of the AstraZeneca jab, according to a new study published on Thursday.
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