bn:00941883n
Noun Concept
Categories: Experiments, Observational study, Epidemiology
EN
natural experiment  natural experiments
EN
A natural experiment is a study in which individuals are exposed to the experimental and control conditions that are determined by nature or by other factors outside the control of the investigators. Wikipedia
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EN
A natural experiment is a study in which individuals are exposed to the experimental and control conditions that are determined by nature or by other factors outside the control of the investigators. Wikipedia
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