The principles of MEDLARS.
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| Corporate Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Bethesda, Md.;
For sale by the Supt. of Docs., U.S. Govt. Print. Off., Washington
[1970]
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| Subjects: |
| Physical Description: | 77 p. illus. 27 cm. |
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