Some experts say the Sinovac vaccine Chile is using is not as effective as other jabs while many blame the government's eagerness to ease lockdowns.
Some experts say the Sinovac vaccine Chile is using is not as effective as other jabs while many blame the government's eagerness to ease lockdowns.
Despite the high level of vaccine efficacy, a small percentage of fully vaccinated people will develop symptomatic or asymptomatic..
Half of US States Report , 50 Percent of Adults Are Fully Vaccinated.
The Centers for Disease Control (C.D.C.)
published..