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The Conversation
Why so many epidemics originate in Asia and Africa – and why we can expect more
On Feb. 18, 2020, in Seoul, South Korea, people wearing face masks pass an electric screen warning about COVID-19. AP Photo/Ahn Young-joonThe coronavirus disease, known as COVID-19, is a frightening reminder of the imminent global threat posed by emerging infectious diseases. Although epidemics have arisen during all of human history, they now seem to be on the rise. In just the past 20 years, coronaviruses alone have caused three major outbreaks worldwide. Even more troubling, the duration betw
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