BS Nursing Epidemiology
nmdcat.online June 6, 2026

163. A new vaccine is developed for a highly contagious disease. What medicinal epidemiological study design would be most appropriate for evaluating its long-term effectiveness in preventing disease in the general population?

A. Case-control study.
B. Cross-sectional study.
C. Prospective cohort study (observational).
D. Randomized controlled trial (RCT).

📖 Additional Information

  • Case-control study.
  • Cross-sectional study.
  • Prospective cohort study (observational).
  • Randomized controlled trial (RCT).

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