The FDA on Friday added two new indications for the use of a Laboratory Corporation of America (NYSE:LH) COVID-19 RT-PCR diagnostic: to test people who have no symptoms of the virus or have no reason to believe they’ve been exposed; and to allow pooled testing of up to five samples from different people.

The test, which received an emergency use authorization March 16, 2020, may now be used to screen people as they return to work and school. The company provided scientific data showing that the test is as accurate in the broader asymptomatic population as it is among people suspected to have COVID-19, according to the FDA.

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