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Sentinel surveillance of SARS-CoV-2 in wastewater anticipates the occurrence of COVID-19 cases

By Gemma Chavarria-Miró, Eduard Anfruns-Estrada, Susana Guix, Miquel Paraira, Belén Galofré, Gloria Sáanchez, Rosa Pinto, Albert Bosch

Posted 13 Jun 2020
medRxiv DOI: 10.1101/2020.06.13.20129627

SARS-CoV-2 was detected in Barcelona sewage long before the declaration of the first COVID-19 case, indicating that the infection was present in the population before the first imported case was reported. Sentinel surveillance of SARS-CoV-2 in wastewater would enable adoption of immediate measures in the event of future COVID-19 waves.

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