{"code":"C45782","name":"Background","terminology":"ncit","version":"26.09d","conceptStatus":"DEFAULT","leaf":true,"active":true,"synonyms":[{"name":"Background","termType":"PT","type":"FULL_SYN","typeCode":"P90","source":"NCI"},{"name":"Background","type":"Preferred_Name","typeCode":"P108"}],"definitions":[{"definition":"Existing conditions, especially those that would be confused with the phenomenon to be observed or measured.","code":"P97","type":"DEFINITION","source":"NCI"}],"properties":[{"code":"P366","type":"Legacy Concept Name","value":"Background"},{"code":"P106","type":"Semantic_Type","value":"Conceptual Entity"},{"code":"P207","type":"UMLS_CUI","value":"C1706907"}]}