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How waste water is helping South Africa fight COVID-19

Three workers in PPE collect water samples from a South African water treatment facility, to be tested for traces o SARS-CoV-2

A team from the South African Medical Research Association samples the water at a sewage-treatment facility in Tshwane. Credit: Delwyn Verasamy/Mail & Guardian

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Nature 593, 616-617 (2021)



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