Name:	EMTREE Thesaurus
Publisher:	Elsevier Science
Type:	Thesaurus
Categories:	Biology (Life Sciences), Chemical Technology, Diseases & Pathogens, Drugs & Pharmaceuticals
Description:	EMTREE, the Life Science Thesaurus, is a sophisticated, hierarchically structured controlled vocabulary arranged in a cascading "tree" and used for subject indexing in EMBASE, EMBASE.com, and customer-specific solutions. The printed EMTREE includes more than 45,000 drug and medical terms, 10,000 numeric codes and over 190,000 synonyms. It incorporates MeSH terms used by the National Library of Medicine, as well as almost 20,000 CAS registry numbers assigned by the Chemical Abstracts Service. Chemical names, common names, trade names, generic names from different authorities and even common spelling errors are listed in EMTREE.
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Notation Scheme:	No
Notation Description:
Relationship Types:	Equivalency, Hierarchical
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Multilingual:	No
Languages:	English
Additional Information:	The 2002 edition of the EMTREE Life Science Thesaurus incorporates several enhancements, including over 1,000 new general biological terms.
Revision Cycle:	Unknown
Last Updated:	200202
Formats:	Print Publication, Subscriber Online
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