Delta variant 'incredibly infectious' : WHO advisor - a podcast by RNZ

The Sydney case who visited Wellington sparking the latest Covid scare here has not been confirmed as having the Delta variant of the virus, but the Director General of Health Ashley Bloomfield says health offiicials are assuming it is. The cluster in Sydney now numbers 21 with 10 new cases just yesterday. WHO advisor and Professor of Epidemiology at the University of New South Wales, Professor Mary-Louise McLaws, says it is incredibly infectious.

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