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Subjects
- Infant Welfare[remove]6
- United States[remove]6
- Abnormalities, Drug-Induced -- prevention & control4
- Maternal Behavior4
- Alcohol Drinking -- adverse effects2
- Pregnant Women2
- Prenatal Care2
- Smoking -- adverse effects2
- Smoking -- prevention & control1
- Sudden Infant Death -- epidemiology1
- Sudden Infant Death -- prevention & control1
- Tobacco Smoke Pollution -- prevention & control1