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Subjects
- Yellow Fever15
- Disease Outbreaks12
- Philadelphia8
- Mortality4
- Religion4
- United States4
- Disease Outbreaks -- history3
- Philadelphia -- epidemiology3
- Charities2
- Chemistry2
- Disease Outbreaks -- prevention & control2
- Government2
- Medicine2
- Medicine, Traditional2
- New York City2
- Pennsylvania2
- Phytotherapy2
- Quarantine -- legislation & jurisprudence2
- Resuscitation2
- South Carolina -- epidemiology2