National Library of Medicine - Medical Subject Headings

2007 MeSH

MeSH Qualifier Data

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classification
Subheadingclassification
Record TypeQ
Entry VersionCLASS
AbbreviationCL
Scope NoteUsed for taxonomic or other systematic or hierarchical classification systems.
Annotationsubhead only; includes "taxonomy", "systematics", "hierarchies"; indexing policy: Manual 19.8.16; DF: /class or /CL
Online Notesearch policy: Online Manual; use: main heading/CL or CL (SH) or SUBS APPLY CL
History Note66; used with Category B 1966; B-I 1967; B-I & N 1968-74; B-N 1975-79; A11 & B-N 1980-89; B-E, F2-4, G1-2, G12, I, J, M & N2-4 1990 forward
Entry Termhierarchies
Entry Termhierarchy
Entry Termsystematics
Entry Termtaxonomy
Date of Entry19731227
Revision Date20030724
Date Established19660101
Unique IDQ000145

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