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Subjects
- Alabama1
- Alms-house (Baltimore, Md.)1
- Almshouses1
- American Civil War2
- Baltimore1
- Bengal (Presidency)2
- Boston1
- Calculi -- epidemiology1
- Canada1
- Chickenpox -- epidemiology1
- Cholera45
- Cholera -- epidemiology8
- Cholera -- prevention & control7
- Cholera -- therapy2
- Classical Swine Fever -- etiology1
- Cowpox1
- Disabled Persons1
- Disaster Planning1
- Disease Outbreaks36
- Education, Medical1