No abstract available
MeSH terms
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Abnormalities, Drug-Induced / epidemiology*
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Abortion, Spontaneous / epidemiology*
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Causality
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Clinical Trials as Topic / statistics & numerical data
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Female
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Fetal Death / chemically induced
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Fetal Death / epidemiology
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Humans
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Immunologic Factors / adverse effects
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Interferon-beta / adverse effects*
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Multiple Sclerosis / drug therapy
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Multiple Sclerosis / epidemiology
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Pregnancy
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Premature Birth / chemically induced
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Premature Birth / epidemiology
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Prenatal Exposure Delayed Effects / chemically induced*
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Prenatal Exposure Delayed Effects / epidemiology*
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Selection Bias
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Teratogens / pharmacology
Substances
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Immunologic Factors
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Teratogens
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Interferon-beta