No abstract available
MeSH terms
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Female
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Folic Acid / therapeutic use*
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Folic Acid Deficiency / complications*
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Folic Acid Deficiency / drug therapy
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Humans
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Infant, Newborn
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Neural Tube Defects / epidemiology
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Neural Tube Defects / etiology
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Neural Tube Defects / prevention & control*
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Pregnancy
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Prevalence
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Reproduction*
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South Africa / epidemiology
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Vitamin B Complex / therapeutic use*
Substances
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Vitamin B Complex
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Folic Acid