<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>An NCI Thesaurus property used to indicate the standing of a concept in relation to currently accepted classifications and concepts. In NCI Thesaurus concept status subtype indicates concepts with unusual and problematic characteristics that should be evaluated by people and/or programs before those concept are used.</n0:def-definition><n0:def-source>NCI</n0:def-source></n0:ComplexDefinition>