How coronavirus testing works, why NHS staff aren't being tested - and the good news about a new test on the way
By ITV News
18/03/20ยท12m 59s
ITV News Science Editor Tom Clarke and ITV News Health Correspondent Emily Morgan explain how the test for coronavirus works, the concern among NHS staff who might be exposed to the virus but aren't being tested - and the new test being developed that could improve our understanding of the pandemic.
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