COVID-19 science: Why testing is so important

When a communicable disease outbreak begins, the ideal response is for public health officials to begin testing for it early. American Heart Association Chief Medical Officer for Prevention Dr. Eduardo Sanchez explains why.

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COVID-19 science: Why testing is so important

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Coronavirus Disease (COVID-19) - PAHO/WHO

Cheap, rapid at-home testing for Covid-19 could take weeks or months