Electron microscope image by the US National Institutes of Health reveals the virus that causes Covid-19. Photo: AP Electron microscope image by the US National Institutes of Health reveals the virus that causes Covid-19. Photo: AP
Electron microscope image by the US National Institutes of Health reveals the virus that causes Covid-19. Photo: AP

Signs that coronavirus was spreading in Wuhan earlier than thought, study finds

  • Retrospective look at patient samples finds slow build of coronavirus
  • Nine patients came from six Wuhan districts, further evidence of wider person-to-person infection

Topic |   Coronavirus pandemic
Electron microscope image by the US National Institutes of Health reveals the virus that causes Covid-19. Photo: AP Electron microscope image by the US National Institutes of Health reveals the virus that causes Covid-19. Photo: AP
Electron microscope image by the US National Institutes of Health reveals the virus that causes Covid-19. Photo: AP
READ FULL ARTICLE