Coronavirus testing alone isnt enough to ensure safety during the holiday season, experts say – The Philadelphia Inquirer

There are a few different types of coronavirus tests, and they have different levels of accuracy, especially when it comes to determining whether you are virus-free. But even the most accurate "gold standard" of tests, called PCR (polymerase chain reaction), can frequently give false negative results, research shows.

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Coronavirus testing alone isnt enough to ensure safety during the holiday season, experts say - The Philadelphia Inquirer

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