No abstract available
MeSH terms
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Animals
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Female
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Fetal Death / epidemiology
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Fetal Diseases / epidemiology*
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Humans
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Infant Mortality
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Infant, Newborn
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Infant, Newborn, Diseases / epidemiology*
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Nicotine / pharmacology
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Pregnancy
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Pregnancy Complications / epidemiology*
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Smoking*
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United States