
A medical worker shows a syringe with the Sinovac Biotech vaccine against the Covid-19 coronavirus at a healthcare centre in Yantai on January 5, 2021. (Photo: STR, AFP)
A medical worker shows a syringe with the Sinovac Biotech vaccine against the Covid-19 coronavirus at a healthcare centre in Yantai on January 5, 2021. (Photo: STR, AFP)