AstraZeneca has said that its Covid-19 vaccine trial in the United States is still on hold.
It published a document describing details of how the Covid-19 vaccine trial was being carried out, which was first reported by the New York Times.
AstraZeneca has said that its Covid-19 vaccine trial in the United States is still on hold.
It published a document describing details of how the Covid-19 vaccine trial was being carried out, which was first reported by the New York Times.