Ongoing follow-up is needed to understand the persistence of the vaccine effect over time
29 Jul 2021 9:34 AM
Those who received Sinovac had 'similar or lower' levels of antibodies to those seen in patients who caught and fought off the disease
16 Jul 2021 12:16 PM
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
21 May 2021 11:56 AM