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- Alabama1
- Alms-house (Baltimore, Md.)1
- Almshouses1
- Baltimore1
- Canada1
- Chickenpox -- epidemiology1
- Cholera7
- Cholera -- epidemiology2
- Cholera -- therapy1
- Cowpox1
- Disabled Persons1
- Disease Outbreaks4
- Education, Special1
- Epidemics3
- Hospitals, Psychiatric1
- India1
- Massachusetts1
- Meningitis1
- Mentally Ill Persons -- statistics & numerical data1
- New England1