The History Of COVID Vaccine Development
It has been a year since the United Kingdom (UK) became the first western country to license a vaccine against COVID and since then the world has embarked on a battle against the virus.Here is a history of the vaccine development.November 2020At this time, there were a number of COVID vaccine candidates being tested in large phase 3 clinical trials. Among the jabs being considered was the University of Oxford/AstraZeneca one.