
Scientists concerned by way data from Sinovac vaccine trials is coming out
The firm’s Brazilian partner has promised to disclose more information after it claimed the drug had a 78 per cent efficacy rate.
- he firm’s Brazilian partner the Butantan Institute has promised to disclose more information after it claimed the drug had a 78 per cent efficacy rate
- But researchers question the figure and ask why the Chinese pharmaceutical company has not commented publicly on the trial results