The sensitivity of RATs was 47%, compared with RT-PCR and 80% versus viral culture.
Study suggests medical masks may offer similar protecion as N95 respirators, but experts say hold on.
Public health professionals use some terms imprecisely, others incorrectly, and still others technically accurate but almost sure to be misunderstood by the public.
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Up-to-date COVID-19 data
So far, the number of confirmed US 2019-nCoV cases remains at 5.
Two patients in California and one in Arizona bring the US tally to five 2019-nCoV cases.
China reports 688 new cases today, with the head of the World Health Organization en route.
A new analysis says sustained transmission is fueling the outbreak, which has topped 1,400 cases.
Also, Vietnam reports person-to-person spread as more locations confirm cases.
A woman in Chicago becomes the 2nd imported US case of the novel coronavirus.
A study of Wuhan's earliest cases details serious SARS-like symptoms and a 15% death rate.
Also, CEPI announces a major push to develop vaccines as cases top 600.
The emergency committee holds off on declaring a public health emergency of international concern.
The man didn't visit markets or have contact with sick patients while in Wuhan.