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The ValueUOM property contains the optional unit of measure further defining the Value. In A DefaultUOM property is included with the associated ContextItemDefinition and may be used instead of including it locally with the ContextItem. In an effort to foster the broadest appeal, UN Rec 20 codes will be the default vocabulary for expressing units of measure. A DefaultUOM property is included with the associated ContextItemDefinition and may be used instead of including it locally with the ContextItem.
If the ContextItemDefinition permits ithas a ValueType of "Nested", the NestedItems collection allows a resulting ContextItem to support a hierarchical structure of organizing dataother instances of ContextItem. See the below discussion about the NestedItemIds property of ContextItemDefinition for further information.
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