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Subjects
- MEDLINE1
- Manuscripts as Topic1
- Manuscripts, Medical1
- Maryland1
- National Health Programs -- history1
- National Library of Medicine (U.S.)3
- National Library of Medicine (U.S.). History of Medicine Division.2
- Neurosurgery -- history1
- Ophthalmology -- history1
- Public Health -- history1
- United Kingdom1
- United States3
- United States Government Agencies -- organization & administration1
- United States. Public Health Service.1
- Video Recording1
- Western World -- history1
- Zoology -- history1