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Data Element Concept Relationships
A description of the affiliation between two occurrences of Data Element Concepts. (NCI Thesaurus)
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A concept that can be represented in the form of a data element, described independently of any particular representation.
A unit of data for which the definition, identification, representation and permissible values are specified by means of a set of…
A textual description of the data cutoff date.
The date on which subsequently collected data will not be considered as part of the analysis.
A multidimensional representation of data which provides fast retrieval and drill down facilities.
Event in which information is unintentionally permanently or temporarily lost, deleted, corrupted, or overwritten.