At least 115 confirmed coronavirus cases acquired in Australia have no known source, leaving health authorities around the country scrambling to identify carriers who could be unknowingly transmitting the deadly infection.
This group, while only 4.4 per cent of Australia's 2613 confirmed cases as of 6.30am AEDT on Thursday, is currently the top concern for federal and state health departments. (This figure from early on Thursday provides a breakdown of the source of infections by state and territory cases.)
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Tom McIlroy was the Financial Review’s Canberra bureau chief.
Edmund Tadros leads our coverage of the professional services sector. He is based in our Sydney newsroom. Email Edmund at edmundtadros@afr.com.au
