How coronavirus contact tracers find 'patient zero' | ABC News

Thanks to sophisticated genetic sequencing, contact tracers have been able to track down the source of Sydney's COVID-19 cluster.

National science reporter Michael Slezak explains how it all works.

Read more here: https://www.abc.net.au/news/story-streams/coronavirus/

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Видео How coronavirus contact tracers find 'patient zero' | ABC News канала ABC News (Australia)