No abstract available
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Amniotic Fluid / cytology
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Amniotic Fluid / enzymology*
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Clinical Enzyme Tests*
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Dihydropteridine Reductase / analysis*
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Female
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Humans
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NADH, NADPH Oxidoreductases / analysis*
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Phenylalanine / blood*
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Pregnancy
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Prenatal Diagnosis*
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Risk
Substances
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Phenylalanine
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Dihydropteridine Reductase
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NADH, NADPH Oxidoreductases