COVID-19 DEVELOPMENTS: “MILESTONE” VACCINE OFFERS 90% PROTECTION
(CNN) The first effective coronavirus vaccine can prevent more than 90% of people from getting Covid-19, a preliminary analysis shows. The developers – Pfizer and BioNTech – described it as a “great day for science and humanity”. Their vaccine has been tested on 43,500 people in six countries and no safety concerns have been raised. … Continued
