Health authorities have praised the actions of South Australians as the state records its second 24-hour period with zero new coronavirus cases in the space of a week.

No new COVID-19 patients have been identified by SA Health in the past day.

“We’re very pleased we’ve has such low numbers in South Australia,” chief public health officer Dr Nicolas Spurrier said.

The news comes as the government announces a two-week testing “blitz” aimed at further stemming the spread of COVID-19 in the state.

File image of a medical professional administering COVID-19 tests. Credit: Mark Metcalfe / Getty Images

Premier Steven Marshall has encouraged any South Australian displaying coronavirus symptoms to go to one of 54 clinics across the state to get tested under expanded criteria.

SA Pathology has performed more than 38,000 coronavirus tests, one of the highest rates of testing in the nation.

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“We have led the nation in terms of the number of tests undertaken in South Australia, and our testing rate is among the highest in the world,” Marshall said.

SA Health says it has managed to bring a number of cases across the state under control, including at Adelaide Airport and the Barossa Valley.

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