@rt.com 4 years ago Regular ‘booster’ shots will become commonplace as new variants emerge, says UK’s Covid-19 genomics chief
@rt.com 4 years ago No new hospitalisations in those who have been vaccinated against Covid-19, says Oxford vaccine chief but warns of mutant variants
@rt.com 5 years ago There might never be a ‘silver bullet’ for Covid-19, WHO chief warns