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Subjects
- Condoms[remove]428
- Acquired Immunodeficiency Syndrome -- prevention & control334
- Safe Sex267
- Homosexuality, Male54
- Sexual Behavior45
- HIV Infections -- prevention & control40
- Sexually Transmitted Diseases -- prevention & control36
- Health Promotion32
- Sexual Partners21
- Hotlines15
- Health Education14
- Needle Sharing14
- African Americans13
- Health Knowledge, Attitudes, Practice12
- Adolescent7
- Brazil7
- Needle Sharing -- adverse effects6
- Pregnancy, Unwanted6
- Acquired Immunodeficiency Syndrome -- transmission5
- Nonoxynol5