Support : Publications : Chronolog Archives : Jan/Feb 2003

EMBASE: Use ..THES and ..TREE to Tap into EMTREE Thesaurus

EMTREE, the subject thesaurus of EMBASE (EMED, EMZZ), is an extensive collection of biomedical and pharmaceutical subject headings: 45,000 preferred index terms, plus 190,000 synonyms (which include drug generic names in various national nomenclatures, drug and device trade names, chemical names, laboratory codes, variants of disease names, CAS® Registry Numbers, and MeSH subject headings from the National Library of Medicine). Use EMTREE to identify appropriate subject terms for searching by using the ..THES command (to find preferred terms from synonyms) and ..TREE (to see a term's context within the EMTREE hierarchy). In addition, file EVOC (EMBASE Vocabulary File) contains lists of preferred terms with all their synonyms, CAS Registry Numbers, EMTREE codes, publication data for journals indexed in EMBASE, and more.

Zeau Modig
Elsevier Science
Philadelphia, Pennsylvania USA