Page 2 - Ramon Lorenzo News Today : Breaking News, Live Updates & Top Stories | Vimarsana

While the Delta variant is dominant worldwide, existing vaccines work well against it. So there's no need for a variant-specific booster, experts say.

United statesBenjamin linasFrancois ballouxKathryn stephensonJohn wherryRamon lorenzoJacqueline millerRachel prestiGenetics institute at university college londonTerms of serviceBoston university school of medicineWashington university school of medicinePerelman school of medicineNorthwestern feinberg school of medicineUniversity of pennsylvaniaHarvard center