Access, ActionToMinimizeLosses, AggregationVariables, Archive, Attribute, AuthorizedSource, BaseLogicalProduct, BaseRecordLayout, BudgetDocument, Category, CategoryGroup, CategoryMap, CategoryScheme, Code, CodeList, CodeListGroup, CodeListScheme, CollectionEvent, CollectionSituation, Comparison, ComputationItem, Concept, ConceptGroup, ConceptMap, ConceptScheme, ConceptualComponent, ConceptualVariable, ConceptualVariableGroup, ConceptualVariableScheme, ControlConstruct, ControlConstructGroup, ControlConstructScheme, CoordinateRegion, DDIInstance, DDIProfile, DataCollection, DataCollectionMethodology, DataRelationship, DataSet, DefaultAccess, DeviationFromSampleDesign, Embargo, ExternalAid, ExternalInformation, ExternalInterviewerInstruction, GeneralInstruction, GenerationInstruction, GeographicLevel, GeographicLocation, GeographicLocationGroup, GeographicLocationScheme, GeographicStructure, GeographicStructureGroup, GeographicStructureScheme, GrossFileStructure, GrossRecordStructure, Group, IfThenElse, InParameter, Individual, Instruction, InstructionGroup, Instrument, InstrumentGroup, InstrumentScheme, InterviewerInstructionScheme, ItemMap, LifecycleEvent, LocalGroupContent, LocalHoldingPackage, LocalResourcePackageContent, LocalStudyUnitContent, LocationValue, LogicalProduct, LogicalRecord, Loop, ManagedDateTimeRepresentation, ManagedMissingValuesRepresentation, ManagedNumericRepresentation, ManagedRepresentation, ManagedRepresentationGroup, ManagedRepresentationScheme, ManagedScaleRepresentation, ManagedTextRepresentation, MeasureDefinition, Methodology, ModeOfCollection, NCube, NCubeGroup, NCubeInstance, NCubeInstance, NCubeInstance, NCubeScheme, Organization, OrganizationGroup, OrganizationScheme, OtherMaterial, OutParameter, PhysicalDataProduct, PhysicalInstance, PhysicalRecordSegment, PhysicalStructure, PhysicalStructureGroup, PhysicalStructureScheme, ProcessingEvent, ProcessingEventGroup, ProcessingEventScheme, ProcessingInstructionGroup, ProcessingInstructionScheme, QualityStatement, QualityStatementGroup, QualityStatementScheme, QuestionBlock, QuestionConstruct, QuestionGrid, QuestionGroup, QuestionItem, QuestionMap, QuestionScheme, RecordLayout, RecordLayout, RecordLayout, RecordLayout, RecordLayout, RecordLayoutGroup, RecordLayoutScheme, RecordRelationship, Relation, RepeatUntil, RepeatWhile, RepresentationMap, RepresentedVariable, RepresentedVariableGroup, RepresentedVariableScheme, ResourcePackage, SamplingProcedure, Sequence, SpatialCoverage, StandardUsed, StandardWeight, StatementItem, StimulusMaterial, StudyUnit, SubGroup, SubUniverseClass, TemporalCoverage, TimeMethod, TopicalCoverage, Universe, UniverseGroup, UniverseMap, UniverseScheme, Variable, VariableGroup, VariableMap, VariableScheme, VariableStatistics, Weighting