No abstract available
MeSH terms
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Cerebrovascular Circulation*
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Confidence Intervals
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Female
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Fetus / physiology*
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Humans
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Infant, Newborn
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Infant, Premature
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Nervous System Diseases / epidemiology
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Odds Ratio
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Pregnancy
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Pulsatile Flow
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Research Design
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Risk Factors
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Ultrasonography, Prenatal*