The Citation Sensor is released to catch citation searches.

  Automatic Term Mapping (ATM) has been augmented in PubMed.

  The Beta version of an Advanced Search page was released.

  The Abstract and Citation displays now include the PubMed Central ID (PMCID).

  Some PubMed users will see links to Related Reviews on the AbstractPlus display.

  The blue sidebar menu has been removed from the Summary results to provide space for forthcoming features.

  My NCBI Collections is now available as a selection under the PubMed results Send to menu.

  Collaborator names added to PubMed citations can be viewed using the Collaborators toggle link on the AbstractPlus display.

  AbstractPlus now includes the PubMed Central ID (PMCID).

  Links to drug information on the AbstractPlus display to MedMaster Patient Drug Information, a new book available on the Bookshelf, are now available for all PubMed users.

  Citations from the 1949 Current List of Medical Literature were added to the OLDMEDLINE subset.

  MEDLINE citations and the MeSH database have been updated with 2008 MeSH vocabulary.

  Diacritics were added to the PubMed Summary, AbstractPlus, Abstract, and Citation displays.

  The PubMed HTML was updated to display pages more quickly.