November 10, 2020, Brazil. In this photo illustration the medical syringe is seen with CoronaVac logo displayed in the background. Sinovac and Butantan Institute are testing the vaccine in Brazil Pillow #426134884
November 10, 2020, Brazil. In this photo illustration the medical syringe is seen with CoronaVac logo displayed in the background. Sinovac and Butantan Institute are testing the vaccine in Brazil Pillow #426134884