Cross-Version Extension for EvidenceVariable.date in R4

Context of Use

This extension may be used in the following contexts:

• element Basic (For version R3)
• element Basic (For version R2)

Name	Flags	Card.	Type	Description & Constraints
Extension		0..1	Extension	Date last changed
extension		..0
value[x]		1..	dateTime
url				"http://hl7.org/fhir/4.0/StructureDefinition/extension-EvidenceVariable.date"
Documentation for this format

{
  "resourceType" : "StructureDefinition",
  "id" : "xv-r4-evv.date",
  "url" : "http://hl7.org/fhir/4.0/StructureDefinition/extension-EvidenceVariable.date",
  "name" : "XVerExtensionEvidenceVariable.dateR4",
  "title" : "Cross-Version Extension for EvidenceVariable.date in R4",
  "status" : "active",
  "experimental" : false,
  "publisher" : "Health Level Seven International (Clinical Decision Support)",
  "contact" : [{
    "telecom" : [{
      "system" : "url",
      "value" : "http://hl7.org/fhir"
    }]
  },
  {
    "telecom" : [{
      "system" : "url",
      "value" : "http://www.hl7.org/Special/committees/dss/index.cfm"
    }]
  }],
  "description" : "Cross-Version Extension for EvidenceVariable.date. Valid in versions R2, R3\r\n\r\nThis is a valid cross-version extension because it's counted as a new element",
  "jurisdiction" : [{
    "coding" : [{
      "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "code" : "001"
    }]
  }],
  "fhirVersion" : "5.0.0",
  "kind" : "complex-type",
  "abstract" : false,
  "context" : [{
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "3.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "3.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "Basic"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "1.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "1.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "Basic"
  }],
  "type" : "Extension",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation" : "constraint",
  "differential" : {
    "element" : [{
      "path" : "Extension",
      "short" : "Date last changed",
      "definition" : "The date  (and optionally time) when the evidence variable was published. The date must change when the business version changes and it must change if the status code changes. In addition, it should change when the substantive content of the evidence variable changes.",
      "comment" : "Note that this is not the same as the resource last-modified-date, since the resource may be a secondary representation of the evidence variable. Additional specific dates may be added as extensions or be found by consulting Provenances associated with past versions of the resource.",
      "alias" : ["Revision Date"],
      "min" : 0,
      "max" : "1",
      "isModifier" : false,
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Definition.date"
      },
      {
        "identity" : "w5",
        "map" : "FiveWs.recorded"
      }]
    },
    {
      "path" : "Extension.extension",
      "max" : "0"
    },
    {
      "path" : "Extension.value[x]",
      "min" : 1,
      "type" : [{
        "code" : "dateTime"
      }]
    },
    {
      "path" : "Extension.url",
      "fixedUri" : "http://hl7.org/fhir/4.0/StructureDefinition/extension-EvidenceVariable.date"
    }]
  }
}