No abstract available
MeSH terms
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Adult
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Female
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Fetal Diseases / diagnostic imaging*
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Humans
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Pregnancy
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Ultrasonography, Doppler, Color
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Ultrasonography, Doppler, Pulsed
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Ultrasonography, Prenatal*
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Umbilical Veins*
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Varicose Veins / diagnostic imaging*
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Venous Thrombosis / diagnostic imaging*