SNOMED CT: International Release, January 2012, Available. NLM Tech Bull. 2012 Jan-Feb;(384):b8.
The January 2012 International Release of SNOMED CT is available for download from both the SNOMED CT and Downloads menus of the UMLS Terminology Services Web site. The download contains SNOMED CT files in both Release Format 1 (RF1) and the new Release Format 2 (RF2) versions.
Additionally, updated RF2 to RF1 compatibility tools are available for download from the same Web page.