description: A natural language description for non-conformance and non-terminology resource instances that is represented in the resource for publication use. Note that this extension only used as part of the IG publication tooling process. Use the [Artifact Title extension](StructureDefinition-artifact-description.html) extension for use outside the IG publishing framework. package_name: hl7.fhir.uv.extensions.r3 derivation: constraint name: ResourceInstanceDescription type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/resource-instance-description'} index: 1 value: choices: [valueMarkdown] index: 3 valueMarkdown: {type: markdown, choiceOf: value, index: 4} package_version: 5.3.0-ballot extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/resource-instance-description base: http://hl7.org/fhir/StructureDefinition/Extension version: 5.3.0-ballot required: [valueMarkdown, value]