No abstract available
MeSH terms
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Biomarkers / blood
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Down Syndrome / diagnosis*
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Female
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Humans
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Inhibins / blood*
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Pregnancy
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Pregnancy Trimester, Second
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Prenatal Diagnosis / methods*
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Sensitivity and Specificity
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alpha-Fetoproteins / metabolism
Substances
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Biomarkers
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alpha-Fetoproteins
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inhibin A
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Inhibins