No abstract available
Publication types
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Letter
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Research Support, Non-U.S. Gov't
MeSH terms
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Amniocentesis*
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Amniotic Fluid / chemistry*
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Creatine / analysis
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Female
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Fetal Diseases / diagnosis
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Gestational Age
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Glycine / analogs & derivatives*
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Glycine / analysis
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Guanidinoacetate N-Methyltransferase / deficiency*
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Humans
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Pregnancy
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Reference Values
Substances
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Guanidinoacetate N-Methyltransferase
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glycocyamine
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Creatine
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Glycine