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Exposure Misclassification and Selection Bias in a Case-Control
Study of Prepregnancy Body Mass Index and Neural Tube Defects
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Women's Knowledge and Attitudes about the Role of Folic Acid in
Preventing Neural Tube Defects
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Trends in Valproate Prescriptions for Non-Epilepsy Indications
among Women Aged 15 - 44 Years U.S. 1996 - 2007: [A
Population-Based Study]
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Near elimination of folate deficiency anemia by mandatory folic
acid fortification in older US asults: REasons for Geographic and
Racial Differences in Stroke study (REGARDS) 2004-2007
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