Some material in the UMLS Metathesaurus is from copyrighted sources of
the respective copyright holders. Users of the UMLS Metathesaurus are 
solely responsible for compliance with any copyright, patent or 
trademark restrictions and are referred to the copyright, patent or 
trademark notices appearing in the original sources, all of which are 
hereby incorporated by reference.

This material includes SNOMED Clinical Terms® (SNOMED CT®) which is 
used by permission of the International Health Terminology Standards 
Development Organisation (IHTSDO). All rights reserved. SNOMED CT®, 
was originally created by The College of American Pathologists. 
"SNOMED" and "SNOMED CT" are registered trademarks of the IHTSDO.

cTAKES includes the following vocabularies from the UMLS Metathesaurus:
 - SNOMED CT
 - NCI Thesaurus http://ncit.nci.nih.gov/
 - Medical Subject Headings http://www.nlm.nih.gov/mesh/
 - RxNorm http://www.nlm.nih.gov/research/umls/rxnorm/