Oxford COVID-19 vaccine is safe and protects against disease, shows first published results from phase 3 trials
Dec 10, 2020, at 12:16 am
London: Interim results of the Oxford COVID-19 vaccine trials find that the vaccine protects against symptomatic disease in 70% of cases – with vaccine efficacy of 62% for those given two full doses, and of 90% in those given a half then a full dose (both trial arms pre-specified in the pooled analysis).