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Subjects
- Acquired Immunodeficiency Syndrome -- prevention & control342
- Safe Sex113
- Condoms111
- Acquired Immunodeficiency Syndrome -- transmission100
- Health Knowledge, Attitudes, Practice50
- Health Education46
- Sexual Partners46
- Sexual Behavior39
- Acquired Immunodeficiency Syndrome -- psychology34
- Needle Sharing -- adverse effects30
- Substance Abuse, Intravenous28
- Health Promotion26
- Substance-Related Disorders -- prevention & control26
- Hotlines25
- HIV Infections -- prevention & control21
- Homosexuality, Male18
- Unsafe Sex17
- Social Support14
- Acquired Immunodeficiency Syndrome -- epidemiology13
- Infectious Disease Transmission, Vertical13