Is Delta defeating us? Here's why the variant makes contact tracing so much harder
- Written by C Raina MacIntyre, Professor of Global Biosecurity, NHMRC Principal Research Fellow, Head, Biosecurity Program, Kirby Institute, UNSW
Joel Carrett/AAPThe Greater Sydney lockdown began on June 26 and almost a month later, New South Wales is recording around 100 new COVID cases a day. We are also seeing the virus spread well beyond the initial eastern suburbs cluster. The virus then spread from NSW to Victoria resulting in a lockdown there too, followed by South Australia.
Delta is...
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