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Subjects
- Paraguay[remove]14
- Toilet Facilities4
- Hookworm Infections3
- Abortion Applicants -- psychology1
- Abortion, Induced1
- Acquired Immunodeficiency Syndrome -- prevention & control1
- Adolescent1
- Anthropology, Physical1
- Child1
- Cholera -- prevention & control1
- Family1
- Health Expenditures1
- Hygiene1
- Indians, South American1
- Military Medicine1
- Mosquito Control1
- Physical Education and Training -- standards1
- Plants, Medicinal1
- Public Health1
- Sanitation1