Reducing bias through directed acyclic graphs
<p>Abstract</p> <p>Background</p> <p>The objective of most biomedical research is to determine an unbiased estimate of effect for an exposure on an outcome, i.e. to make causal inferences about the exposure. Recent developments in epidemiology have shown that traditiona...
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
BMC
2008-10-01
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Series: | BMC Medical Research Methodology |
Online Access: | http://www.biomedcentral.com/1471-2288/8/70 |