No abstract available
MeSH terms
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Amniotic Fluid / cytology
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Blood
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Blood Specimen Collection
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Carbon Radioisotopes
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Chromatography
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Erythrocytes / metabolism
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Extraembryonic Membranes / blood supply
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Female
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Fetal Hemoglobin / biosynthesis*
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Fetus / cytology
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Gestational Age
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Globins / biosynthesis
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Hemoglobin, Sickle / biosynthesis
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Hemoglobinopathies / diagnosis*
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Hemoglobins, Abnormal / biosynthesis*
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Humans
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Leucine / metabolism
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Methods
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Needles
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Placenta
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Pregnancy
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Prenatal Diagnosis*
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Tritium
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Ultrasonography
Substances
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Carbon Radioisotopes
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Hemoglobin, Sickle
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Hemoglobins, Abnormal
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Tritium
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Globins
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Fetal Hemoglobin
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Leucine