Inoculate

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Across
  1. 2. synonym to inoculate.
  2. 3. to expose someone to a weakened version of a virus, rendering them immune.
  3. 5. generally follows an outbreak of a virus.
  4. 7. an infective agent.
Down
  1. 1. a system designed to give people access to health related resources.
  2. 4. when a virus rapidly spreads across the world.
  3. 6. synonym to sickness.