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Subjects
- Safe Sex[remove]42
- Condoms38
- Acquired Immunodeficiency Syndrome -- prevention & control31
- Health Promotion7
- Homosexuality, Male7
- Sexual Behavior5
- Sexually Transmitted Diseases -- prevention & control5
- Lubricants2
- Sex Work2
- Acquired Immunodeficiency Syndrome1
- HIV Infections -- prevention & control1
- Sexual Partners1
- Switzerland1
- Tom, of Finland, 1920-1991.1