Video: How do coronavirus tests work?
How do coronavirus tests work? Testing capacity is a major factor in the effectiveness of the public health response to COVID-19, and there's a lot of specialized technical expertise that goes into producing an accurate viral test.
Penn State researcher Nita Bharti talks through the science behind testing, and why no test can ever really be perfect.
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Pennsylvania State University
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Video: How do coronavirus tests work? (2020, April 28)
retrieved 1 December 2020
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