Cross-Version Extension for ActivityDefinition.subject[x] in R5

Context of Use

This extension may be used in the following contexts:

• element ActivityDefinition (For version R4B)
• extension http://hl7.org/fhir/4.3/StructureDefinition/extension-ActivityDefinition
• element ActivityDefinition (For version R4)
• extension http://hl7.org/fhir/4.0/StructureDefinition/extension-ActivityDefinition
• element ActivityDefinition (For version R3)
• extension http://hl7.org/fhir/3.0/StructureDefinition/extension-ActivityDefinition
• element Basic (For version R2)

Name	Flags	Card.	Type	Description & Constraints
Extension		0..1	Extension	Type of individual the activity definition is intended for
extension		..0
value[x]		1..	Reference(), canonical()
url				"http://hl7.org/fhir/5.0/StructureDefinition/extension-ActivityDefinition.subject[x]"
Documentation for this format

{
  "resourceType" : "StructureDefinition",
  "id" : "xv-r5-adf.subject[x]",
  "url" : "http://hl7.org/fhir/5.0/StructureDefinition/extension-ActivityDefinition.subject[x]",
  "name" : "XVerExtensionActivityDefinition.subject[x]R5",
  "title" : "Cross-Version Extension for ActivityDefinition.subject[x] in R5",
  "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 ActivityDefinition.subject[x]. Valid in versions R2, R3, R4, R4B\r\n\r\nThis is a valid extension because it has the target resources AdministrableProductDefinition, SubstanceDefinition, ManufacturedItemDefinition, MedicinalProductDefinition, EvidenceVariable, PackagedProductDefinition",
  "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" : "4.3"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "4.3"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "ActivityDefinition"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/4.3/StructureDefinition/extension-ActivityDefinition"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "4.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "4.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "ActivityDefinition"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/4.0/StructureDefinition/extension-ActivityDefinition"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "3.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "3.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "ActivityDefinition"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/3.0/StructureDefinition/extension-ActivityDefinition"
  },
  {
    "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" : "Type of individual the activity definition is intended for",
      "definition" : "A code, group definition, or canonical reference that describes  or identifies the intended subject of the activity being defined.  Canonical references are allowed to support the definition of protocols for drug and substance quality specifications, and is allowed to reference a MedicinalProductDefinition, SubstanceDefinition, AdministrableProductDefinition, ManufacturedItemDefinition, or PackagedProductDefinition resource.",
      "comment" : "Note that the choice of canonical for the subject element was introduced in R4B to support pharmaceutical quality use cases. To ensure as much backwards-compatibility as possible, it is recommended to only use the new canonical type with these use cases.",
      "min" : 0,
      "max" : "1",
      "isModifier" : false,
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Definition.subject"
      },
      {
        "identity" : "rim",
        "map" : "N/A (to add?) { only applies for subject Patient? }"
      }]
    },
    {
      "path" : "Extension.extension",
      "max" : "0"
    },
    {
      "path" : "Extension.value[x]",
      "min" : 1,
      "type" : [{
        "code" : "Reference"
      },
      {
        "code" : "canonical"
      }]
    },
    {
      "path" : "Extension.url",
      "fixedUri" : "http://hl7.org/fhir/5.0/StructureDefinition/extension-ActivityDefinition.subject[x]"
    }]
  }
}