COVID-19 VOCABULARY

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Across
  1. 2. reduced efficacy of the immune system
  2. 8. rule to stay indoors at specific time period
  3. 9. a branch of medicine which deals largely with public health
  4. 11. provides immunity to a particular infectious disease
  5. 13. presenting no symptoms of disease
  6. 15. a machine designed to move air in and out of the lungs
  7. 16. device to prevent inhale of hazardous air
  8. 19. spreads all over the globe
  9. 20. the ratio of deaths from COVID-19
  10. 21. time period required for the virus to develop
Down
  1. 1. virus starts spreading in the general masses
  2. 3. state of emergency resulting from the global threat
  3. 4. person has more than one disease
  4. 5. verifying symptoms
  5. 6. place of isolation
  6. 7. individuals are restricted from leaving their homes
  7. 10. keeping a safe distance from others
  8. 12. research experiments taken on human participants
  9. 14. tracing people who had contact with infected person
  10. 17. separated from other people
  11. 18. first person to become infected with an illness