No abstract available
MeSH terms
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Biological Assay
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Female
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Fetus / metabolism*
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Gestational Age
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Humans
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Maternal-Fetal Exchange
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Pituitary Gland / analysis
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Pituitary Gland / metabolism
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Placenta / metabolism
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Pregnancy
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Radioimmunoassay
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Thyrotropin / analysis
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Thyrotropin / blood
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Thyrotropin / metabolism*