Nickie
02-02-2021, 16:40
Trials with 20,000 volunteers show the vaccine gives a high level of protection against Covid-19.
More... (https://www.bbc.co.uk/news/health-55900622)
More... (https://www.bbc.co.uk/news/health-55900622)
View Full Version : Russia's Sputnik V vaccine has 92% efficacy in trial