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Subjects
- Public Health[remove]542
- Sanitation64
- United States64
- New York21
- Mortality18
- New York City18
- Japan17
- California14
- Health Expenditures14
- Hygiene14
- Public Health Administration13
- Hookworm Infections11
- Massachusetts10
- Toilet Facilities10
- Cholera9
- Social Welfare9
- Yellow Fever9
- Australia8
- Cuba8
- Disease Transmission, Infectious8