The White House is testing its staff for coronavirus using a device that has been criticized cigarettesusaonline.com]Newport Pleasure[/url] for giving false negatives.

The New York Times reported that the White House is using the ID Now rapid testing system, which can give results in less than 13 minutes.

However, a study released Tuesday by researchers at New York University found that the system missed a third of the positive samples when using nasal swabs in vials, and more than 48% when using dry nasal swabs.

Another study in late April found that it was showing a false negative in around 15% of cases — cigarettesusaonline.com]Online Cigarettes Store USA[/url] a result affirmed by the director of the National Institutes of Health.

Abbott Laboratories, the test maker, said around the same time as the latter report that its tests can cigarettesusaonline.com]Newport box 100s menthol cigarettes[/url] indeed produce false negatives in certain conditions.

It said that false negatives can occur when used with samples which are dissolved in liquid and that the tests work properly when a swab with the sample is put directly into the device.








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