2012 Ovid MEDLINE® Reload News

(January 03, 2012) This year Medline has been reloaded to incorporate the new 2012 MeSH.

What's New for 2012 MeSH

Overview of Vocabulary Development and Changes for 2012 MeSH

• 454 Descriptors added
• 42 Descriptor terms replaced with more up-to-date terminology
• 15 Descriptors deleted

Totals by Type of Terminology

• 26,581 Descriptors
• 83 Qualifiers
• 202,998 Supplementary Concept Records (SCRs)

9 Changed Segments

Segment Name   What's New
MEDL  

2008 to Present

MED4  

1996 to 2007

MED1  

1946 to 1979

MESD   1946 to Present with Daily Update
MESZ   1946 to Present, Updated Weekly
MEZZ   1946 to Present, Updated Weekly
MEDB   1946 to 1995
PRMZ   1946 to Present, Updated Weekly
PMEZ   1946 to Weekly, Updated Daily

1 New Limit

  • Pharmacologic Actions
  • 1 Changed Field

  • Year of Publication (YR) will be displayable in Complete Reference
  • Complete details on new and changed fields are available in the database guide. If you have any questions, contact your Ovid Support Representative at wkhealth-support@wolterskluwer.com.

    Reload News last updated January 3, 2012