• Keith W. Boone


Codes represent distinct concepts in a coding system, also called a terminology or ­vocabulary. All coded representations in HL7 derive from the Concept Descriptor (CD) data type described in more detail below.


Data Type Code System Original Text Original Concept Concept Descriptor 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Copyright information

© Springer-Verlag London Limited 2011

Authors and Affiliations

  • Keith W. Boone
    • 1
  1. 1.RandolphUSA

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