AstraZeneca says US trial data shows vaccine 79% effective, Top Health News | Latest Health & Healthcare Industry Information and Updates: ET HealthWorld : ETHealthworld.com

The U.S. study comprised 30,000 volunteers, 20,000 of whom were given the vaccine while the rest got dummy shots. The results were announed Monday., The U.S. study comprised 30,000 volunteers, 20,000 of whom were given the vaccine while the rest got dummy shots. The results were announed Monday., , Read More

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