YouTube/University of Oxford
Oxford scientists working on a coronavirus vaccine say the chances of success are now 50%.
They say that's because the number of people with the virus in the UK is falling too quickly.
"At the moment, there's a 50% chance that we get no result at all," scientist Adam Hill said this weekend.
His colleague Sir John Bell said vaccine scientists might have to "chase" COVID-19 around Britain.
Oxford scientists have teamed up drugmaker AstraZeneca Plc to develop an...
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