One sure thing about COVID-19: There's no telling how many people have it
Woman on Plane with Mask AFP

It has been nearly three months since the first cases of a new coronavirus pneumonia appeared in Wuhan, China, and it is now a global outbreak. And yet, despite nearly 90,000 infections worldwide(most of them in China), the world still doesn’t have a clear picture of some basic information about this outbreak.In recent weeks, a smattering of scientific papers and government statements have begun to sketch the outlines of the epidemic. The Chinese national health commission has reported that more than 1,700 medical workersin the country had contracted the virus as of Feb 14. (That’s alarming.) ...

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