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International MEDLARS Centers.
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The baselines are normally generated towards the middle of November each
year and contain all completed citations in
MEDLINE as of that date. The baselines represent MEDLINE after
the year-end processing has been completed. This means that
the records have been revised with the upcoming year's new MeSH
vocabulary terms. We currently have available the 2002 - 2014
MEDLINE/PubMed Baselines. The naming of the
this year-end processing. For example, the 2002 MEDLINE/PubMed Baseline
contains all completed citations from the mid-1960's until
the date the baseline was created in late November 2001 with the
year-end processing assigning appropriate
2002 MeSH vocabulary terms, thus it is a baseline for the 2002 year.