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May 22, 2020 – Senior producer Matt Grubs looks at testing for the novel coronavirus – both for those infected and for those who may have had the virus with only mild or no symptoms. Grubs talks with Dr. David Grenache, who is the chief scientific officer of TriCore Reference Laboratories, the largest independent laboratory in the state. 

Correspondent: Matt Grubs 

Dr. David Grenache, chief scientific officer, TriCore Reference Laboratories  

For More Information:
Serology Testing for COVID-19 at the CDC – Centers for Disease Control and Prevention
Using Serology Tests to Trace the PandemicSeattle Times
Spanish Serology Study Finds Discomforting Results – 

This story is part of a collaboration with FRONTLINE, the PBS series, through its Local Journalism Initiative, which is funded by the John S. and James L. Knight Foundation and the Corporation for Public Broadcasting.