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Subjects
- Communicable Disease Control[remove]39
- Michigan8
- Tuberculosis, Pulmonary -- prevention & control6
- United States6
- Emigrants and Immigrants3
- Quarantine3
- Cholera -- prevention & control2
- Physician's Role2
- Sanitation2
- Scarlet Fever -- prevention & control2
- Ships2
- Tuberculosis -- prevention & control2
- Abattoirs1
- Africa, Eastern1
- Boston1
- Cholera -- transmission1
- Colorado1
- Communicable Diseases1
- Communicable Diseases -- history1
- Diphtheria -- epidemiology1