
Testing people suspected of Covid-19 and then tracing who they have had contact with is vital to controlling the epidemic. But the test for SARS-CoV-2, the virus that causes Covid-19, is both expensive and logistically time-consuming…..more


Testing people suspected of Covid-19 and then tracing who they have had contact with is vital to controlling the epidemic. But the test for SARS-CoV-2, the virus that causes Covid-19, is both expensive and logistically time-consuming…..more