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Woman Infected With Two Covid-19 Variants Highlights Next Risk

  • The 90-year-old died after contracting alpha and beta variants
  • Co-infection rates likely underestimated from lack of testing
Virology Lab Work As Europe On Coronavirus High Alert
Photographer: Geert Vanden Wijngaert/Bloomberg

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A 90-year-old woman died after becoming infected with two different strains of Covid-19, revealing another risk in the fight against the disease, Belgian researchers found.