No abstract available
MeSH terms
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Adult
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Cross-Sectional Studies
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Female
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HIV Infections* / complications
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HIV Infections* / congenital
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HIV Infections* / epidemiology
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HIV Infections* / transmission
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Hepatitis C / complications
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Hepatitis C / congenital
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Hepatitis C / epidemiology*
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Hepatitis C / transmission
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Humans
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Infant
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Infant, Newborn
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Maternal-Fetal Exchange
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Pregnancy
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Pregnancy Complications, Infectious*
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Prospective Studies
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Risk Factors
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Substance-Related Disorders / complications