Pfizer, Moderna vax powerfully effective, finds CDC analysis, Top Health News | Latest Health & Healthcare Industry Information and Updates: ET HealthWorld : ETHealthworld.com

The Pfizer-BioNTech and Moderna coronavirus vaccines are 94% effective at preventing symptomatic Covid, according to a new study of over 1,800 health care workers in the US., The Pfizer-BioNTech and Moderna coronavirus vaccines are 94% effective at preventing symptomatic Covid, according to a new study of over 1,800 health care workers in the US., , Read More