Terminology Sources

EVS makes available a number of terminologies through the browser and API that are produced by sources outside the NCI.

Name	Source	URL for Download	Secured?	Format	Size	Processing Notes
Gene Ontology	Gene Ontology Consortium	ftp://ftp.geneontology.org/pub/go/ontology-archive/		OBO	12M
HL7	Health Level Seven	http://www.hl7.org/Library/data-model/RIM/modelpage_mem.htm		RIM database	32M
NDF-RT	Department of Veterinary Affairs	http://www.pbm.va.gov/NationalFormulary.aspx		OWL	4M	Converted from datafile to OWL by Lockheed Martin
NCI MetaThesaurus	NCI Enterprise Vocabulary Services	http://ncicb.nci.nih.gov/download/evsportal.jsp		RRF	5.4G
NCI Thesaurus	NCI Enterprise Vocabulary Services	http://ncicb.nci.nih.gov/download/evsportal.jsp		OWL	290M
RadLex	Radiological Society of North America	http://www.rsna.org/radlex/downloads.cfm		OBO	7M
The MGED Ontology	http://www.mged.org/	http://mged.sourceforge.net/ontologies/MGEDOntology.owl		OWL	1M
UMLS	http://www.nlm.nih.gov/research/umls/	http://www.nlm.nih.gov/research/umls/licensedcontent/umlsknowledgesources.html	Requires Free UMLS License	RRF	22G
UMLS SemNet	http://semanticnetwork.nlm.nih.gov/	http://semanticnetwork.nlm.nih.gov/Download/index.html		RRF	1M
Zebrafish	http://zfin.org	http://zfin.org/zf_info/downloads.html#ad		OBO	1M

EVS
The UMLS is not published in entirety. Instead a number of subset ontologies are extracted and published.

Name	Original Source	Size of subset
LOINC	http://www.regenstrief.org/medinformatics/loinc	500M
MedDRA	http://www.meddramsso.com	193M
Snomed	http://www.ihtsdo.org/	7.4G