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This story was powered by America Amplified , a public radio initiative. Some communities in the Mountain West are again facing testing delays and...
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Instead of running a coronavirus test on every specimen, a lab combines multiple samples. If the batch is negative, then everyone is in the clear. A positive leads to a second round of testing.
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A new NPR/Harvard analysis finds most states' testing efforts still fall far short of what's needed to beat back the pandemic. Find out how your state is doing.
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According to Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, the nation has yet to exit the first wave of this…
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Weekend protests drew crowds across the country including in the Mountain West, from hundreds in Boise and Reno to thousands in Denver. Some city leaders…
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Civilian labs and the Army say they've had trouble getting big machines that run hundreds of coronavirus tests at once. Public health experts say that's holding the U.S. back from ramping up testing.
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Nursing home residents and workers account for about one-third of all coronavirus deaths in the U.S., as The New York Times reported last week. Testing…
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Antibody tests can identify people who have been previously exposed to the coronavirus. But false positive results are a concern. Performing two different tests could reduce errors.
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Communities across the globe are trying to understand what percent of their population has been exposed to COVID-19 by searching random samples of…
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An antigen test could be quick, and much simpler and cheaper than the PCR tests now used to spot people infected with the novel coronavirus. But some scientists worry about an antigen test's accuracy.