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Subjects
- Austria12
- HIV Infections12
- Sexual Partners12
- Vaccination11
- Child10
- Homophobia -- prevention & control10
- Poliomyelitis -- prevention & control10
- Poliovirus Vaccine, Oral10
- Sexual and Gender Minorities10
- Homosexuality9
- Acquired Immunodeficiency Syndrome -- psychology8
- Health Knowledge, Attitudes, Practice8
- Interpersonal Relations8
- Drug Therapy7
- Health Behavior7
- Physicians7
- Self-Help Groups7
- Voluntary Health Agencies7
- War-Related Injuries7
- Fund Raising6