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An Entity of Type : owl:Class, within Data Space : linked.opendata.cz:8890 associated with source document(s)

AttributesValues
rdf:type
rdfs:label
  • Null
rdfs:subClassOf
Semantic_Type
  • Qualitative Concept
Preferred_Name
  • Null
UMLS_CUI
  • C0456148
Legacy_Concept_Name
  • Null_Value
FULL_SYN
  • NoneSYNCI
  • NullPTNCI
  • Null ValueSYNCI
DEFINITION
  • A special value that may be stored in some database columns to represent an unknown, missing, not applicable, or undefined value.NCIfrom Free On-Line Dictionary of Computing
code
  • C47840
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