In this episode: 

• The South African and Brazilian variants are causing a pandemic within a pandemic, where previous infection may not confer immunity
• A vaccine conferring 95% efficacy means 90% of adults must be immunised to achieve herd immunity in Australia
• “Denial" of air borne transmission means that hotels chosen for quarantine poses a significant risk, especially in view of the new variants 

Host: Dr David Lim | Total time: 29 mins

Guest: Prof Prof Raina MacIntyre, Infectious Disease Physician; Professor of Global Biosecurity, NHMRC Principal Research Fellow, Head, Biosecurity Program, Kirby Institute, UNSW

 

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