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Subjects
- Condoms[remove]739
- Acquired Immunodeficiency Syndrome -- prevention & control579
- Safe Sex431
- Sexual Behavior78
- Homosexuality, Male72
- Health Promotion66
- Sexually Transmitted Diseases -- prevention & control64
- HIV Infections -- prevention & control55
- Sexual Partners33
- Health Education24
- Health Knowledge, Attitudes, Practice20
- Hotlines20
- Needle Sharing20
- Acquired Immunodeficiency Syndrome -- transmission15
- African Americans15
- Needle Sharing -- adverse effects13
- Adolescent8
- Brazil8
- Acquired Immunodeficiency Syndrome7
- Family Planning Services6