Subjects
- Schools3
- Sexual and Gender Minorities3
- Smoking -- adverse effects3
- Smoking -- psychology3
- Students3
- Tobacco Use Disorder3
- Acquired Immunodeficiency Syndrome -- epidemiology2
- Adolescent Development2
- Austria-Hungary2
- Child of Impaired Parents2
- Contraception Behavior2
- HIV Infections -- prevention & control2
- Health Knowledge, Attitudes, Practice2
- Hispanic Americans2
- Hotlines2
- Men -- psychology2
- Needle Sharing2
- New York2
- Nurses2
- Nursing Care -- methods2