Using registry data to suggest which bir
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Peter H. Langlois; Angela Scheuerle
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Article
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2007
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John Wiley and Sons
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English
โ 138 KB
## Abstract ## BACKGROUND: Some birth defects appear to be more susceptible than others to artifactual prevalence variability over time or geographically. This article uses an empirical approach to try to identify them. ## METHODS: Assumption: Variation in clinical practice and other artifactual