Leasing NLM Data
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How to Lease Data from the National Library of Medicine
Learn about selected NLM databases and how to lease them.
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MEDLINE®/PubMed® Data
Biomedical journal citations.
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For Catfile, CatfilePlus, and Serfile Licensees
Bibliographic data for books and serials.
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Toxicological and Other Data
Toxicological, Chemical and Directory Data.
Unified Medical Language System (UMLS) Data
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Sample NLM Data
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Document Type Definitions (DTDs)
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Archive of Documentation and Announcements for Licensees
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Contact the NLM