BECKHAM
13-04-2023, 01:39 AM
The vaccine - R21 - was up to 80% effective in early-stage clinical trials.
for more .... (https://www.bbc.co.uk/news/health-65252511?at_medium=RSS&at_campaign=KARANGA)
for more .... (https://www.bbc.co.uk/news/health-65252511?at_medium=RSS&at_campaign=KARANGA)