SMART Base
0.2.0 - ci-build

SMART Base, published by WHO. This guide is not an authorized publication; it is the continuous build for version 0.2.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/WorldHealthOrganization/smart-base/ and changes regularly. See the Directory of published versions

Extension: SGString

Official URL: http://smart.who.int/base/StructureDefinition/SGString Version: 0.2.0
Draft as of 2025-09-06 Computable Name: SGString

Smart Guidelines (required) string extension for use in a complex extension

Context of Use

    This extension may be used on the following element(s)

Usage info

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Extension
... extension 0..0
... url 1..1 uri "http://smart.who.int/base/StructureDefinition/SGString"
... value[x] S 1..1 string Value of extension

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Extension
... id 0..1 string Unique id for inter-element referencing
... extension 0..0
... url 1..1 uri "http://smart.who.int/base/StructureDefinition/SGString"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type string: Smart Guidelines (required) string extension for use in a complex extension

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Extension
... extension 0..0
... url 1..1 uri "http://smart.who.int/base/StructureDefinition/SGString"
... value[x] S 1..1 string Value of extension

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Extension
... id 0..1 string Unique id for inter-element referencing
... extension 0..0
... url 1..1 uri "http://smart.who.int/base/StructureDefinition/SGString"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type string: Smart Guidelines (required) string extension for use in a complex extension

 

Other representations of profile: CSV, Excel, Schematron

Constraints

IdGradePath(s)DetailsRequirements
ele-1error**ALL** elementsAll FHIR elements must have a @value or children
: hasValue() or (children().count() > id.count())
ext-1error**ALL** extensionsMust have either extensions or value[x], not both
: extension.exists() != value.exists()