Subjects
- Immunization23
- Alcohol Drinking -- prevention & control22
- Exercise22
- Self-Help Groups22
- Social Support22
- Interpersonal Relations21
- Sexual Abstinence21
- Voluntary Health Agencies21
- Blood Donors20
- Cardiovascular Diseases -- prevention & control20
- Paternal Behavior20
- Sex Education20
- AIDS Serodiagnosis19
- Feeding Behavior19
- Needle Sharing -- adverse effects19
- Diet18
- Patient Acceptance of Health Care18
- Pregnancy18
- Smoking Prevention18
- Infant Nutritional Physiological Phenomena17