No abstract available
MeSH terms
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Asphyxia Neonatorum / etiology
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Congenital Abnormalities / etiology
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Female
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Heroin Dependence / complications*
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Humans
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Infant, Low Birth Weight
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Infant, Newborn
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Infant, Newborn, Diseases / etiology*
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Infant, Newborn, Diseases / mortality
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Infant, Premature, Diseases / etiology
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Jaundice, Neonatal / etiology
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Michigan
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Pneumonia, Aspiration / etiology
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Pregnancy
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Pregnancy Complications / complications*