All of the HL7 Version 3 data types derive their properties from the ANY data type. Common features of all of the data types are implemented here. For example, almost all HL7 data types can indicate that the value is unknown. This property is implemented in the CDATM schema through the ANY data type.
KeywordsData Type Physical Quantity Type Attribute Abstract Type Unit Expression
- 1.Unified Codes for Units of Measure, 2009, Regenstrief Institute, Inc. Available on the web at http://aurora.regenstrief.org/&ucum/ucum.html
- 2.RFC 5234 Augmented BNF for Syntax Specifications: ABNF, January 2008, Internet Engineering Task Force. Available on the web at http://www.ietf.org/rfc/rfc5234.txt