Pfizer Covid jab declines faster than AstraZeneca: study
What is being done to distribute COVID-19 vaccines globally?
19 August 2021New study boosts hopes for a broad vaccine to combat COVID-19 variants and future coronavirus outbreaks
19 August 2021Pfizer Covid jab declines faster than AstraZeneca: study
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.
