AstraZeneca’s Covid-19 Vaccine Defended by World Health Officials

World Health Organization officials expressed confidence that AstraZeneca’s Covid-19 vaccine can prevent severe cases of the disease, as well as hospitalizations and deaths.World Health Organization officials expressed confidence that AstraZeneca’s Covid-19 vaccine can prevent severe cases of the disease, as well as hospitalizations and deaths.Read MorePAIDWSJ.com: US Business