Sinovac's vaccine efficacy less than 60% in Brazil trial -report
Sinovac's vaccine efficacy less than 60% in Brazil trial -report
Jan 12, 2021, 4:13am UTC
https://www.reuters.com/article/us-health-coronavirus-coronavac/sinovacs-vaccine-efficacy-less-than-60-in-brazil-trial-report-idUSKBN29G14W