Why do we fall ill?

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Across
  1. 3. an insect which transmits a disease is known as
  2. 5. many skin diseases are caused by
  3. 7. pylori Who is responsible for peptic ulcers
  4. 9. jaundice is a disease of
  5. 10. a communicable disease is caused by
Down
  1. 1. the protozoan organism that causes kala-azar
  2. 2. the bacteria which can cause acne
  3. 4. a chronic disease
  4. 6. it is defined as physical, mental and social well being and comfort
  5. 8. the protozoan organism responsible for sleeping sickness