infection

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Across
  1. 2. When a disease occurs at a persistent, usually low level in a certain geographical area
  2. 4. a sudden rise in the number of cases in limited geographic area
  3. 5. The reduction of disease incidence, prevalence, morbidity, or mortality to a locally acceptable level
  4. 7. the persons who harbor the infectious agent in the absence of any clinical symptoms
Down
  1. 1. If the infection occurs at a much higher rate than usual in a particular geographical area
  2. 3. the most common mode of transmission
  3. 6. a sudden rise in the number of cases in limited geographic area