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Subjects
- Medicine74
- Disease Outbreaks68
- Yellow Fever57
- Pharmaceutical Preparations38
- Disease34
- Materia Medica33
- London32
- Medicine, Traditional30
- Philadelphia30
- Smallpox -- prevention & control26
- Philadelphia -- epidemiology25
- United States21
- Cooking20
- Mortality19
- Midwifery16
- History, 18th Century15
- Massachusetts15
- United Kingdom15
- Charities14
- England14