Cross-Version Extension for EvidenceVariable.description 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	Natural language description of the evidence variable
extension		..0
value[x]		1..	markdown
url				"http://hl7.org/fhir/4.0/StructureDefinition/extension-EvidenceVariable.description"
Documentation for this format

{
  "resourceType" : "StructureDefinition",
  "id" : "xv-r4-evv.description",
  "url" : "http://hl7.org/fhir/4.0/StructureDefinition/extension-EvidenceVariable.description",
  "name" : "XVerExtensionEvidenceVariable.descriptionR4",
  "title" : "Cross-Version Extension for EvidenceVariable.description 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.description. 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" : "Natural language description of the evidence variable",
      "definition" : "A free text natural language description of the evidence variable from a consumer's perspective.",
      "comment" : "This description can be used to capture details such as why the evidence variable was built, comments about misuse, instructions for clinical use and interpretation, literature references, examples from the paper world, etc. It is not a rendering of the evidence variable as conveyed in the 'text' field of the resource itself. This item SHOULD be populated unless the information is available from context (e.g. the language of the evidence variable is presumed to be the predominant language in the place the evidence variable was created).",
      "min" : 0,
      "max" : "1",
      "isModifier" : false,
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Definition.description"
      }]
    },
    {
      "path" : "Extension.extension",
      "max" : "0"
    },
    {
      "path" : "Extension.value[x]",
      "min" : 1,
      "type" : [{
        "code" : "markdown"
      }]
    },
    {
      "path" : "Extension.url",
      "fixedUri" : "http://hl7.org/fhir/4.0/StructureDefinition/extension-EvidenceVariable.description"
    }]
  }
}