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Subjects
- United States117
- Humans85
- Acquired Immunodeficiency Syndrome -- prevention & control42
- Patient Safety39
- Pennsylvania39
- HIV Infections -- prevention & control34
- Condoms20
- Kenya18
- Safe Sex17
- Medical Errors -- prevention & control13
- Medication Errors -- prevention & control12
- Forecasting11
- Prejudice11
- State Government11
- Aged10
- Homosexuality, Male10
- Communication9
- Equipment Safety9
- HIV8
- HIV Infections -- diagnosis8