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Subjects
- Disease Outbreaks13
- Yellow Fever8
- Medicine7
- Philadelphia -- epidemiology7
- Philadelphia5
- Mortality4
- Cullen, William, 1710-1790.3
- Disease3
- London3
- Midwifery3
- Delivery, Obstetric2
- Disease -- classification2
- Infant, Newborn, Diseases2
- Massachusetts2
- Medicine, Traditional2
- Plague2
- Pregnancy2
- Scarlet Fever2
- Women2
- Yellow Fever -- etiology2