HL7® Definition

Choose any HL7® trigger event, segment, data type or table to get its definition:

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HD: Hierarchic Designator

The HD is designed to be more powerful and more general replacement for the application identifier of HL7 versions 2.1 and 2.2. It adds two additional components, the and the to the former application ID (which is renamed more generically to be the namespace ID)

HD.10ISO0300Namespace Id
HD.20STOUniversal Id
HD.30IDO0301Universal Id Type

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