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Subjects
- Bathroom Equipment1
- Cholera -- prevention & control2
- Clothing2
- Communicable Disease Control4
- Diphtheria1
- Diphtheria -- prevention & control1
- Disinfectants1
- Disinfection[remove]15
- Home Nursing2
- Measles -- prevention & control1
- Mercuric Chloride1
- New Orleans2
- Quarantine2
- Sanitation1
- Ships3
- Smallpox -- prevention & control1
- Typhoid Fever -- prevention & control1
- Vaccination1
- Zinc Compounds1