Covid-19: Ejecutivo de AstraZeneca explica resultados positivos de vacuna

British pharmaceutical giant AstraZeneca on Monday said an interim analysis of clinical trials showed its coronavirus vaccine has an average efficacy of 70% in protecting against the virus. One dosing regimen showed an effectiveness of 90% when trial participants received a half dose, followed by a full dose at least one month apart. The other showed 62% efficacy when given as two full doses at least one month apart.

Fuente: Youtube