COVID-19 vaccines developed by Pfizer Inc with BioNTech SE and Moderna Inc reduced risk of infection by 80%…
March 30, 2021
Pfizer has said alternative dosing regimens of the vaccine have not been evaluated yet and that the decision resided with the health authorities.
February 19, 2021
He said, “COVID-19 vaccination is about to begin. Still, there are doubts among people regarding vaccines.
January 12, 2021