No abstract available
MeSH terms
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Biomarkers / blood*
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Chorionic Gonadotropin / blood
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Embryo Transfer
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Female
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Fertilization in Vitro
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Humans
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Placenta / physiology*
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Pregnancy
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Pregnancy Proteins / blood*
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Pregnancy-Associated Plasma Protein-A / blood*
Substances
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Biomarkers
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Chorionic Gonadotropin
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Pregnancy Proteins
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Pregnancy-Associated Plasma Protein-A