Question 28 (part 2) · LDEK · Epidemiology of infectious diseases

According to the immunization classification adopted in vaccinology, immunization acquired as a result of symptomatic or asymptomatic infection is called:

  1. A. active immunization.
  2. B. passive immunization.
  3. C. active-passive immunization.
  4. D. natural immunization.
  5. E. parenteral immunization.
Hint

Classify by how immunity was obtained — spontaneously through contact with the pathogen or deliberately through a medical intervention.

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