TED Talksのインスタグラム(ted) - 2月29日 07時19分
How does the coronavirus spread? Who's most at risk? How can we protect ourselves? Infectious disease and public health expert Dr. David Heymann shares what we know — and what we still don’t know — about COVID-19. Swipe through for the answers to six important questions about the epidemic, and click the link in our bio to watch the full talk.
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