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- Acquired Immunodeficiency Syndrome -- prevention & control16
- HIV Infections -- prevention & control11
- United States10
- Condoms7
- Safe Sex7
- Anniversaries and Special Events6
- Brazil4
- Aged3
- California3
- Child3
- Delivery of Health Care -- organization & administration3
- Nurses3
- Scotland3
- Academic Medical Centers -- organization & administration2
- Acquired Immunodeficiency Syndrome2
- Adolescent2
- Alcoholic Intoxication -- prevention & control2
- Child Welfare2
- Health Behavior2
- Health Education2