EUROPEBioNTech Covid-19 Vaccine Effective Against New Coronavirus StrainAmrita ChakravortyDecember 22, 2020December 22, 2020 December 22, 2020December 22, 2020 BioNTech CEO Ugur Sahin said on Monday he was confident a COVID-19 vaccine co-developed by his company would be effective against a variant of the coronavirus...