This page is part of the FHIR Specification (v0.4.0: DSTU 2 Draft). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions 
When data element is "valid"
{
"resourceType": "ExtensionDefinition",
"id": "11179-effective-period",
"url": "http://hl7.org/fhir/ExtensionDefinition/11179-effective-period",
"name": "When data element is \"valid\"",
"display": "Effective time",
"publisher": "Health Level Seven",
"contact": [
{
"telecom": [
{
"system": "url",
"value": "http://hl7.org"
}
]
}
],
"description": "Identifies the date on which the element became (or is expected to become) active and the date on which the element became (or is expected to become) retired.",
"status": "draft",
"date": "2014-04-21",
"mapping": [
{
"identity": "v2",
"uri": "http://hl7.org/v2",
"name": "HL7 v2"
},
{
"identity": "rim",
"uri": "http://hl7.org/v3",
"name": "RIM"
},
{
"identity": "iso11179",
"uri": "http://metadata-standards.org/11179/",
"name": "ISO 11179"
}
],
"contextType": "resource",
"context": [
"DataElement"
],
"element": [
{
"path": "Extension",
"short": "When data element is \"valid\"",
"definition": "Identifies the date on which the element became (or is expected to become) active and the date on which the element became (or is expected to become) retired.",
"min": 0,
"max": "1",
"type": [
{
"code": "Period"
}
],
"mapping": [
{
"identity": "v2",
"map": "N/A"
},
{
"identity": "rim",
"map": "N/A"
},
{
"identity": "iso11179",
"map": "start = Registration_State.effective_date\nend = Registration_State.until_date"
}
]
}
]
}
Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.