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What's New

2014 MeSH Files Available

http://www.nlm.nih.gov/mesh/meshhome.html

• 2014 MeSH

  • These formatted versions of the entire MeSH vocabulary are available to download. For best results in downloading, use of a graphical interface is recommended.
    

    • 2014 MeSH in XML format. MeSH descriptors and qualifiers, and Supplementary Concept Records (formerly Supplementary Chemical Records) in XML format. Files are updated weekly. Supplementary records are compatible with 2014 MeSH descriptors. Descriptor file is 292MB in size, uncompressed. Compressed file is 15MB.
      

      • Sample XML

      • XML Data Elements

      • DTD files

        • Descriptor DTD

        • Qualifier DTD

        • SCR DTD

         

         

         

      • About XML MeSH

      • Conversion Table

      • Conversion from ASCII MeSH format to XML

      • Introduction to XML MeSH

       

       

       

    • 2014 MeSH in ASCII format. MeSH descriptors and qualifiers, and Supplementary Concept Records (formerly Supplementary Chemical Records), in ASCII format. Files are updated weekly. The descriptor file is 28MB in size and may take more than 30 minutes to download using a connection 2400 bps or slower. Postings data in descriptor and qualifier records reflect updates in citation files through the October, 2000 entry month.
      Note that subfield separator for descriptor entry terms has been changed from a colon to a bar (|) in order to make it easier to parse terms containing colons.

      • Sample Text

      • About ASCII MeSH

       

       

       

    • 2014 MeSH Trees. MeSH main headings with the tree numbers that place the heading in a hierarchical arrangement. Sorted by tree number. ASCII format. [2.1MB]
      

      • Sample Text

      • About MeSH Trees

       

       

       

    • 2014 MeSH in MARC format. MeSH vocabulary data in the USMARC authority format.

     

     

     

  • These files are also available for 2014 MeSH:

    • Pharmacologic Actions - 2014.

      • Substances with a given Pharmacologic Action - 2014. Forthcoming.

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      • Substances with a given Pharmacologic Action - 2014

        • Sample XML, DTD

         

         

      • About Pharmacologic Action files

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  • New Headings with Scope Notes - 2014. Main headings that are new for 2014 with scope notes (definitions), cross-references, and other information.

  • MeSH Replaced Headings - 2014. Main headings that have changed form for 2014 or have been deleted.

  • 2014 Descriptors - preferred term only

  • MeSH MN (tree number) Changes - 2014. Main headings in which there has been a change in the MN (MeSH tree Number) for 2014.

   

   

   

http://www.nlm.nih.gov/mesh/filelist.html