Pfizer Vaccine Found To Be Effective Against New COVID Strain
The Pfizer and BioNTech's Covid vaccines appear to be effective against major mutations in new strains.
The Pfizer and BioNTech's Covid vaccines appear to be effective against major mutations in new strains.
Officials had previously made it clear that the data would not be used for anything other than tracking the virus.
The nation, which has its expectations nailed to the economical, one-shot Chinese CanSino antibody, had just approved the utilization of ...