Pfizer/BioNTech vaccine
Efficacy of Pfizer/BioNTech Covid vaccine drops to 84 per cent after 6 months
Ongoing follow-up is needed to understand the persistence of the vaccine effect over time
BioNTech produces 10 times more antibodies than China's Sinovac: study
Those who received Sinovac had 'similar or lower' levels of antibodies to those seen in patients who caught and fought off the disease
Two doses of AstraZeneca COVID shots 85-90 per cent effective: Public Health England
With the threat of new variants, it has never been more important to get the vaccine, said UK Health and Social Care Secretary, Matt Hancock
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