Examlex
What does the presence of withdrawal syndromes indicate?
Cross-sectional
A type of observational study that analyzes data collected from a population, or a representative subset, at a specific point in time.
Panel
A group of the same individuals retained to answer questions over time.
Cohort
A group of people defined most typically by having an event in common.
Cross-lagged
A study design often used in communication research to assess the direction and magnitude of relationships between variables at different points in time.
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