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Subjects
- Acquired Immunodeficiency Syndrome -- prevention & control212
- Safe Sex64
- Acquired Immunodeficiency Syndrome -- transmission56
- Condoms56
- Health Knowledge, Attitudes, Practice28
- Acquired Immunodeficiency Syndrome -- psychology27
- Health Education26
- Sexual Partners26
- Substance-Related Disorders -- prevention & control24
- Sexual Behavior23
- Needle Sharing -- adverse effects19
- Health Promotion18
- Substance Abuse, Intravenous17
- Homosexuality, Male14
- World Health Organization14
- Infectious Disease Transmission, Vertical13
- Administrative Personnel12
- Acquired Immunodeficiency Syndrome -- epidemiology11
- Fredrickson, Donald S.11
- Physicians11