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What Zebra Mussels Can Tell Us About Errors In Coronavirus Tests

The standard test for infection with the coronavirus looks for a genetic fingerprint. Laboratory errors, including contamination, can lead to false results, a problem seen with environmental testing.

Copyright 2020 NPR

Award-winning journalist Richard Harris has reported on a wide range of topics in science, medicine and the environment since he joined NPR in 1986. In early 2014, his focus shifted from an emphasis on climate change and the environment to biomedical research.