No abstract available
MeSH terms
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Down Syndrome / genetics*
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Female
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Fetal Diseases / genetics
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Homozygote
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Humans
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Methylenetetrahydrofolate Reductase (NADPH2)
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Oxidoreductases Acting on CH-NH Group Donors / genetics*
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Polymorphism, Genetic*
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Pregnancy
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White People / genetics
Substances
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Oxidoreductases Acting on CH-NH Group Donors
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Methylenetetrahydrofolate Reductase (NADPH2)