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1

Using a web or ftp client go to the URL: ftp

ncicb.nci.nih.gov/download/evsportal.jsp\\^{Image Added}

Note that a valid UMLS license is required to download the NCI Metathesaurus due to the UMLS content inside. You will find out how to manage this on the site above if you do not have a license. pub/cacore/EVS/

2

Select the version of NCI Metathesaurus RRF you wish to download. Save the file to a directory on your machine.

3

Extract the RRF files from the zip download and save in a directory on your machine. This directory will be referred to as NCI_METATHESAURUS_DIRECTORY.  RELASE_INFO.RRF is required to be present for the load utility to work.

4

Using the LexEVS utilities load the NCI Thesaurus:

{LEXEVS_HOME}/admin

For Windows installation use the following command:

LoadMetaBatch.bat –in "file:///{NCI_METATHESAURUS_DIRECTORY}/"

For Linux installation use the following command:

LoadMetaBatch.sh –in "file:///{NCI_THESAURUS_DIRECTORY}/"