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Subjects
- Medicine58
- Catalogs, Library38
- United States30
- Periodicals as Topic23
- Brazil14
- Literature13
- Libraries, Medical11
- Library of the Surgeon-General's Office (U.S.)11
- Science10
- Literature, Modern9
- New York Hospital. Library9
- New York City8
- Mexico7
- Printing -- history7
- Book Selection6
- Anonyms and Pseudonyms5
- Faculdade de Medicina do Rio de Janeiro. Bibliotheca5
- Harvard University. Library5
- Maps as Topic5
- Chemistry4