Editing Medical classification (section)

===SNOMED===
The Systematized Nomenclature of Medicine ([[SNOMED]]) is the most widely recognised nomenclature in healthcare.<ref name="ihtsdo.org">{{cite web|url=http://www.ihtsdo.org/snomed-ct/|title=SNOMED International|work=ihtsdo.org|access-date=17 January 2017}}</ref> Its current version, SNOMED Clinical Terms ([[SNOMED CT]]), is intended to provide a set of concepts and relationships that offers a common reference point for comparison and aggregation of data about the health care process.<ref name="nih.gov">{{cite web|url=https://www.nlm.nih.gov/research/umls/Snomed/snomed_faq.html#what|title=FAQs: Inclusion of SNOMED CT in the UMLS|work=nih.gov|access-date=17 January 2017}}</ref> SNOMED CT is often described as a reference terminology.<ref>{{cite web|url=http://sydney.edu.au/medicine/fmrc/snomed/|title=SNOMED CT – Systematized Nomenclature of Medicine|first=Publications|last=Office|work=sydney.edu.au|access-date=17 January 2017}}</ref> SNOMED CT contains more than 311,000 active concepts with unique meanings and formal logic-based definitions organised into hierarchies.<ref name="nih.gov"/> SNOMED CT can be used by anyone with an Affiliate License, 40 low income countries defined by the World Bank or qualifying research, humanitarian and charitable projects.<ref name="nih.gov"/> SNOMED CT is designed to be managed by computer, and it is a complex relationship concepts.<ref name="ihtsdo.org"/>