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Subjects
- Libraries, Medical24
- National Library of Medicine (U.S.)17
- Catalogs, Library13
- National Library of Medicine (U.S.). Index Section.13
- Financing, Organized12
- Librarians10
- National Library of Medicine (U.S.). Reference Services Division.9
- Library Automation8
- African Americans7
- Physicians7
- Child6
- Correspondence as Topic6
- Dental Caries -- prevention & control6
- Fluorides, Topical -- therapeutic use6
- Fredrickson, Donald S.6
- Guidelines as Topic6
- Legislation as Topic6
- United States6
- Congresses as Topic5
- Marston, Robert Q., 1923-5