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Subjects
- Fetal Growth Retardation -- prevention & control2
- Health Services Accessibility2
- Infant Welfare2
- Infectious Disease Transmission, Vertical2
- Maternal Health Services2
- Postnatal Care2
- Postpartum Period2
- Prenatal Nutritional Physiological Phenomena2
- Smoking -- adverse effects2
- State Children's Health Insurance Program (U.S.)2
- USSR2
- Uganda2
- Women's Health2
- AIDS Serodiagnosis1
- Acquired Immunodeficiency Syndrome1
- Africa1
- Agriculture1
- Bacteriological Techniques1
- Birth Intervals1
- Bolivia1