Outbreaks, Epidemics and Pandemics

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Across
  1. 3. occurs when a new subtype of virus arises
  2. 5. the severity of a disease caused by a virus
  3. 8. killed 40-50 million people in 1918
  4. 9. disease occurs in greater numbers than expected
  5. 12. example of a destructive global pandemic
  6. 13. how long an outbreak can last
  7. 14. provides an influenza pandemic alert system
  8. 17. killed 1 million people in 1968
  9. 18. avoid these as much as possible and stay home if ill
  10. 20. one of the ways a virus spreads from person to person
Down
  1. 1. who is at risk when humans have no immunity to a new virus
  2. 2. a global disease outbreak
  3. 4. avoid touching these unless you have just washed hands
  4. 6. when an infectious disease spreads rapidly
  5. 7. can spread from one person to another
  6. 10. wear one of these if you cant stay 6 feet from others
  7. 11. you should wash your hands with these to prevent spread
  8. 15. how many phases of a scale tracking disease
  9. 16. severe acute respiratory syndrome
  10. 19. phase two: this type of virus has spread to humans