No abstract available
MeSH terms
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Constriction
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Female
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Humans
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Infant, Newborn
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Neonatology / methods
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Neonatology / trends
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Patient Selection*
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Pregnancy
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Pregnancy Complications / blood
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Pregnancy Complications / etiology
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Professional Practice / trends
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Smoking / adverse effects
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Smoking / blood
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Term Birth / physiology*
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Time Factors
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Umbilical Cord / pathology*