No abstract available
MeSH terms
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Amniotic Fluid / chemistry*
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Biomarkers / analysis
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Down Syndrome / diagnosis
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Down Syndrome / embryology
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Female
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Fetus
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Humans
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Nerve Growth Factors / analysis*
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Pregnancy
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S100 Calcium Binding Protein beta Subunit
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S100 Proteins / analysis*
Substances
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Biomarkers
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Nerve Growth Factors
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S100 Calcium Binding Protein beta Subunit
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S100 Proteins
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S100B protein, human