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Author/Creator
- National Audiovisual Center39
- BMJ Publishing Group, publisher25
- National Agricultural Library (U.S.)19
- ebrary, Inc11
- Cerebellum Corporation, production company10
- Evans, Shirley King10
- Genovese, Sam10
- Lewis, Kate (Producer)10
- Berlitz Publishing Company9
- National Institute of Mental Health (U.S.)9
- American Chemical Society. Division of Chemical Education, sponsoring body8
- Jensen, D'Anna J. B.7
- Hockings, Paul6
- Illumina Digital5
- United States. National Aeronautics and Space Administration5
- United States. Occupational Safety and Health Administration5
- Food and Nutrition Information Center (U.S.)4
- National Library of Medicine (U.S.)4
- National Medical Audiovisual Center4
- O'Connor, John E.4