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Subjects
- Medicine77
- Disease Outbreaks73
- Yellow Fever64
- Disease33
- Medicine, Traditional32
- Pharmaceutical Preparations32
- Philadelphia -- epidemiology31
- London30
- Philadelphia30
- Mexico29
- Materia Medica28
- Mortality23
- United States21
- Anatomy17
- Midwifery16
- Military Medicine16
- Smallpox -- prevention & control16
- Cooking15
- Massachusetts15
- England14