Neural tube defects and associated anoma
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Roger E. Stevenson; Laurie H. Seaver; Julianne S. Collins; Jane H. Dean
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Article
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2004
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John Wiley and Sons
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English
โ 77 KB
๐ 1 views
## Abstract ## BACKGROUND Neural tube defects (NTDs) occur as isolated malformations and in the company of other birth defects. This study was conducted to determine the frequency of coexisting anomalies and the relationship between them. ## METHODS Since 1992, NTDs have been identified through