国际新闻
What is pneumonic plague and how does it spread?
The death of a worker from a Russian lab that researches plague has prompted questions about the disease.
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国际新闻
Suspected pneumonic plague in Siberia: What we know about the disease
A worker at a plague research institute in Siberia has died, and nearly 200 of her contacts are under medical observation. Russian authorities deny a link to the bacterial infection. The US is monitoring the situation.
World | Deutsche Welle ·