No abstract available
MeSH terms
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Estradiol / blood*
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Female
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Fetal Growth Retardation / diagnosis*
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Fetal Monitoring
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Humans
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Infant, Newborn
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Placental Lactogen / blood*
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Pregnancy
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Prenatal Diagnosis / methods*
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Prospective Studies
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Risk
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Ultrasonography
Substances
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Estradiol
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Placental Lactogen