No Evidence COVID-19 Vaccines Will Block Spread of Coronavirus

No Evidence COVID-19 Vaccines Will Block Spread of Coronavirus

On Nov. 9, 2020, Pfizer, Inc. announced that the experimental messenger RNA (mRNA) BNT162b2 vaccine for COVID-19 it developed in partnership with Germany’s BioNTech SE had an efficacy rate of 90 percent, based on the results of human clinical trials on the vaccine.1 2 3 This news was followed up a week later with an […]