Subjects
- HIV Infections -- prevention & control50
- Contraception46
- Acquired Immunodeficiency Syndrome -- transmission42
- Adolescent40
- Infant Welfare39
- Breast Feeding37
- Health Knowledge, Attitudes, Practice37
- Women's Health37
- Maternal Behavior36
- Smoking -- adverse effects36
- Maternal Welfare34
- Acquired Immunodeficiency Syndrome33
- Heart Diseases -- prevention & control33
- Hygiene33
- Alcohol Drinking -- adverse effects32
- Food Preferences32
- Pregnancy in Adolescence -- prevention & control32
- Acquired Immunodeficiency Syndrome -- psychology31
- United States31
- Infant30