COVID-19

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Across
  1. 1. Family of viruses to which COVID-19 belongs
  2. 7. System that COVID-19 primarily targets
  3. 8. First strain of the virus in 2003
Down
  1. 2. Used to help people get enough oxygen
  2. 3. Treatment that provides immunity from viruses
  3. 4. Submicroscopic parasite; infects living cells
  4. 5. Known to help protect from catching COVID-19
  5. 6. City where the first outbreak was recorded