with limited data on its covid-19 vaccine, russian institute offers new evidence of success
with limited data on its covid-19 vaccine, russian institute offers new evidence of success
joining the flood of press releases announcing positive results from covid-19 vaccine trials, developers of russias sputnik v vaccine today reported 91.4% efficacy from a second interim analysis of more than 18,000 people, bolstering a claim the team made on 11 november with scant evidence.