ANDREW DAVIS: Vaccine development: the real heroes?

No one wanted to believe it. However, it happened, and it must be said that the timely development of the COVID-19 vaccine was a great achievement. A sudden glimmer of optimism appeared as vaccines were developed in record time by Phizer-Biontech, Moderna, and Oxford-AstraZeneca.

ANDREW DAVIS: Vaccine development: the real heroes?
The early development of the COVID-19 vaccine was a major achievement. Image by Spencer Davis from Pixabay