New Vaccine Reports, Variants & Guidelines
New Vaccine Reports, Variants & Guidelines In the government’s first assessment of how the shots have been working beyond Pfizer and Moderna’s initial experiments, the Moderna and Pfizer-BioNTech vaccines are about 90% effective at preventing COVID-19 disease, especially severe illness and death. 100% Efficacy in Vaccine Trial for Adolescents Results from Pfizer/BioNTech’s Covid-19 clinical trial…