 Mu ndwi iheze, ibikorwa vyo kugerageza urucanco rwa Sinovac Biotech muri Brezili vyarahagaritswe umwanya muto, ariko bikaba vyaciye bibandanya bimaze kuboneka ko urupfu rwumwe mu bakorerabushake bariko bararugeragerezwako ata sano rufitaniye nuru rucanco. 