The Pfizer-BioNTech vaccine and the Chinese version Sinovac are the only two vaccines available in Hong K
Sinovac vaccine
The Sinovac vaccine, which was produced by Chinese drugmaker Sinovac Biotech, is 50.4 per cent effective
The Pfizer-BioNTech vaccine and the Chinese version Sinovac are the only two vaccines available in Hong K
The Sinovac vaccine, which was produced by Chinese drugmaker Sinovac Biotech, is 50.4 per cent effective