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Subjects
- Health Promotion[remove]350
- Acquired Immunodeficiency Syndrome -- prevention & control77
- United States56
- Safe Sex45
- Humans43
- Health Education40
- HIV Infections -- prevention & control36
- Condoms32
- Smoking -- prevention & control23
- Homosexuality, Male19
- Health Knowledge, Attitudes, Practice18
- Health Care Reform17
- Sexual Behavior17
- Child16
- Sexually Transmitted Diseases -- prevention & control16
- Adolescent15
- Global Health13
- Public Health13
- Health Behavior11
- Preventive Medicine11