Chinese vaccine manufacturers introduce new vaccine against coronavirusDas Bild Chinese vaccine manufacturers introduce new vaccine against coronavirus von Marco Verch…

German biotechnology company Biontech introduces new effective vaccine against Covid-19Das Bild German biotechnology company Biontech introduces new effective vaccine against…

AstraZeneca introduces new safe vaccine at preventing coronavirus infectionDas Bild AstraZeneca introduces new safe vaccine at preventing coronavirus infection von…