61. A foodborne illness outbreak occurs at a large event, and the responsible public health agency needs to identify the most likely contaminated food item quickly to prevent more cases. What is the urgent epidemiological study type to conduct?
A.
Cohort study (following all attendees for symptoms).
B.
Case-control study (comparing food exposures among ill and well attendees).
✓
C.
Cross-sectional study.
D.
Clinical trial.
📖 Additional Information
Cohort study (following all attendees for symptoms).
Case-control study (comparing food exposures among ill and well attendees).
