An Oxford Vaccine Group researcher in a laboratory works on the coronavirus vaccine developed by AstraZeneca and Oxford University. “The first thing to say is, what we’ve seen is a press release,” said Katherine O’Brien, director of Immunization, Vaccines and Biologicals at WHO. It is also understood that no one over the age of 55 was in that group. The group given two full doses were larger numbers and had different age groups. AstraZeneca has not yet tested its half-strength dose in the US either.

Source: CNN November 27, 2020 18:33 UTC