Sinovac COVID-19 shot with Pfizer booster less effective against Omicron – study December 31, 2021December 31, 2021
BioNTech to seek approval soon for vaccine for 5-11 year olds-Spiegel September 10, 2021September 10, 2021
Brazil health regulator suspends use of 12 mln Sinovac vaccine shots September 4, 2021September 4, 2021
EXCLUSIVE S.Korea in talks with mRNA vaccine makers to make up to 1 bln doses -govt official July 5, 2021