Viral disease

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Across
  1. 3. treatment
  2. 4. period vector most active
  3. 5. vector
  4. 9. virus enter through
  5. 10. protection from disease
  6. 11. a disease caused by virus transmitted by a mosquito
  7. 12. max incubation period
Down
  1. 1. widespread infection
  2. 2. countries with dengue
  3. 6. a reason for dengue being in countries north and south of the equator
  4. 7. breeding ground
  5. 8. main symptom