Scientists study the effectiveness of Oxford-AstraZeneca COVID-19 vaccine
Scientists in the United Kingdom believe a new vaccine may slow down transmission of the coronavirus.
The developers of AstraZeneca’s coronavirus vaccine say the shot appears to work against the variant detected in Britain.
Scientists in the United Kingdom believe a new vaccine may slow down transmission of the coronavirus.
The British government says regulators have just approved the Oxford-Astrazeneca coronavirus vaccine.