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Subjects
- Medicine89
- Nonprescription Drugs69
- Physicians43
- Disease Outbreaks27
- Chemistry25
- Therapeutics25
- Yellow Fever25
- Philadelphia24
- Phytotherapy21
- Anatomy20
- Pharmaceutical Preparations19
- Materia Medica18
- Midwifery18
- General Surgery17
- Hygiene17
- Resuscitation16
- Smallpox -- prevention & control16
- Housekeeping15
- Physiology15
- Technology15