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Subjects
- Cholera -- epidemiology2
- Cholera -- prevention & control2
- Cholera -- transmission1
- Delivery, Obstetric -- methods1
- Epidemics1
- Hygiene1
- Indians, North American1
- Interinstitutional Relations1
- Kentucky -- epidemiology1
- Leiomyoma1
- Mississippi1
- Ohio1
- Public Health Administration1
- Railroads1
- Sanitation1
- Sanitation -- methods1
- Southwestern United States1
- United States1
- Uterine Neoplasms1