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HIV Infections
Vertical Infectious Disease Transmission
Environmental Exposure
Pregnancy Complications, Infectious
Cohort Studies
Prospective Studies
Risk Factors
Cross-Sectional Studies
Proportional Hazards Models
Logistic Models
Pregnancy
Anti-HIV Agents
Polychlorinated Biphenyls
Dioxins
Highly Active Antiretroviral Therapy
Newborn Infant
Infants
Young Adult
Russia
United States
Co-Publications
21
12
10
9
8
6
5
4
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