Brazil researchers report disappointing 50.4% efficacy for China's CoronaVac vaccine
- 3 years ago
- Updates
A coronavirus vaccine developed by China’s Sinovac Biotech was just 50.4% effective at preventing symptomatic infections in a Brazilian
A coronavirus vaccine developed by China’s Sinovac Biotech was just 50.4% effective at preventing symptomatic infections in a Brazilian
The CoronaVac COVID-19 vaccine developed by China’s Sinovac Biotech Ltd showed efficacy between 50% and 90% in Brazilian trials, Sao
Coronavirus vaccines: US regulators earlier this year released guidance that said any shot should be at least 50% effective. The