BS Nursing Epidemiology
nmdcat.online June 6, 2026

175. A clinical trial for a new drug involves multiple research sites. What epidemiological concept helps ensure consistency and comparability of data collection across sites?

A. Blinding.
B. Standardization of methods.
C. Randomization.
D. Patient recruitment.

📖 Additional Information

  • Blinding.
  • Standardization of methods.
  • Randomization.
  • Patient recruitment.

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