A leading expert, however, explains the limitations of such data and why reported prevalence of the condition can vary so widely.
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
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.
A Chinese medical community tracking numbers puts China's outbreak total at 321 cases.
Fourteen health workers are now infected in the 218-case nCoV outbreak.
A surge in the last past 2 days lifts the outbreak total to 198, with 1 new case in Shenzhen.
Screening will begin at airports in New York, San Francisco, and Los Angeles.
The death in China is the second in the outbreak.
New details in the outbreak emerge, including potential human-to-human spread.
