No abstract available
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Female
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Humans
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Pregnancy
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Pregnancy Trimester, First
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Prenatal Care
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Prenatal Diagnosis*
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Sacrococcygeal Region / diagnostic imaging
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Teratoma* / diagnostic imaging
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Teratoma* / surgery
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Ultrasonography
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Ultrasonography, Prenatal