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United States
Acquired Immunodeficiency Syndrome
AIDS-Related Opportunistic Infections
HIV Infections
Pneumocystis Pneumonia
Hepatitis B, Chronic
Risk Factors
Incidence
Prevalence
Retrospective Studies
Population Surveillance
CD4 Lymphocyte Count
Intravenous Substance Abuse
Homosexuality
Male Homosexuality
Bisexuality
Centers for Disease Control and Prevention (U.S.)
Anti-HIV Agents
Disease Outbreaks
Sexual Partners
Co-Publications
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10
7
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