No abstract available
MeSH terms
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Aorta, Thoracic* / abnormalities
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Aorta, Thoracic* / diagnostic imaging
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Aorta, Thoracic* / embryology
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Female
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Fetal Heart / embryology
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Humans
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Pregnancy
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Subclavian Artery* / abnormalities
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Subclavian Artery* / diagnostic imaging
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Subclavian Artery* / embryology
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Ultrasonography, Doppler, Color / methods