Posts Tagged: BioNTech
Pfizer, Moderna COVID-19 Vaccines Highly Effective After First Shot in Real-World Use
COVID-19 vaccines developed by Pfizer Inc with BioNTech SE and Moderna Inc reduced the risk of infection by 80% two weeks or more after the...
Fresh Data Show Toll South African Virus Variant Takes on Vaccine Efficacy
Clinical trial data on two COVID-19 vaccines show that a coronavirus variant first identified in South Africa is lessening their ability to protect against the...