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Causation, bias and confounding: a hitchhiker's guide to the epidemiological galaxy: Part 2. Principles of causality in epidemiological research: confounding, effect modification and strength of association. Issue 3 (1st July 2008)
Record Type:
Journal Article
Title:
Causation, bias and confounding: a hitchhiker's guide to the epidemiological galaxy: Part 2. Principles of causality in epidemiological research: confounding, effect modification and strength of association. Issue 3 (1st July 2008)
Main Title:
Causation, bias and confounding: a hitchhiker's guide to the epidemiological galaxy