No abstract available
MeSH terms
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Adolescent
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Adult
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Aged
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Antibodies, Bacterial / analysis*
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Female
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HIV Antibodies / analysis*
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Hepatitis B Surface Antigens / analysis*
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Humans
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Madagascar
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Male
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Middle Aged
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Prisoners
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Risk Factors
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Sex Work
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Sexually Transmitted Diseases, Bacterial / immunology*
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Sexually Transmitted Diseases, Viral / immunology*
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Treponema pallidum / immunology*
Substances
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Antibodies, Bacterial
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HIV Antibodies
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Hepatitis B Surface Antigens