No abstract available
MeSH terms
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Adolescent
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Adult
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Case-Control Studies
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Clinical Trials as Topic
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Edible Grain
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Evaluation Studies as Topic
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Female
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Folic Acid / administration & dosage*
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Food, Fortified / standards*
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Health Promotion / standards*
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Health Promotion / trends
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Humans
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Infant, Newborn
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Neural Tube Defects / prevention & control*
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Policy Making
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Pregnancy
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Preventive Medicine / methods
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Public Policy*
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United States