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How much is coronavirus spreading under the radar?

Three leading health officials talk about gauging the size of local outbreaks, and why containment strategies aren’t futile yet.
  1. Amy Maxmen
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Just how much has the coronavirus spread? More than 137,000 people in 117 countries and regions have been confirmed as having COVID-19. And earlier this week, the World Health Organization (WHO) described the outbreak as a pandemic. But testing isn’t available to everyone, so the numbers don’t accurately reflect the extent of transmission in communities around the world.

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doi: https://doi.org/10.1038/d41586-020-00760-8

References

  1. Ghinai, I. et al. Lancet https://doi.org/10.1016/S0140-6736(20)30607-3 (2020).

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  2. Remuzzi, A. & Remuzzi, G. Lancet https://doi.org/10.1016/S0140-6736(20)30627-9 (2020).

    Article  Google Scholar 

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