{
  "resourceType": "StructureDefinition",
  "id": "body-site-instance",
  "url": "http://hl7.org/fhir/StructureDefinition/body-site-instance",
  "name": "Target anatomic location or structure",
  "status": "draft",
  "publisher": "Health Level Seven International (FHIR Infrastructure)",
  "contact": [
    {
      "telecom": [
        {
          "system": "other",
          "value": "http://www.hl7.org/Special/committees/fiwg"
        }
      ]
    }
  ],
  "date": "2013-12-05",
  "description": "Record details about the anatomical location of a specimen or body part. This resource may be used when a coded concept does not provide the necessary detail needed for the use case.",
  "fhirVersion": "1.0.2",
  "kind": "datatype",
  "constrainedType": "Extension",
  "abstract": false,
  "contextType": "resource",
  "context": [
    "*"
  ],
  "base": "http://hl7.org/fhir/StructureDefinition/Extension",
  "snapshot": {
    "element": [
      {
        "path": "Extension",
        "short": "Target anatomic location or structure",
        "definition": "Record details about the anatomical location of a specimen or body part. This resource may be used when a coded concept does not provide the necessary detail needed for the use case.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "path": "Extension.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "xml:id (or equivalent in JSON)",
        "definition": "unique id for the element within a resource (for internal references).",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Extension.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "id"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "path": "Extension.extension",
        "name": "extension",
        "short": "Extension",
        "definition": "An Extension",
        "min": 0,
        "max": "0",
        "base": {
          "path": "Extension.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "path": "Extension.url",
        "representation": [
          "xmlAttr"
        ],
        "short": "identifies the meaning of the extension",
        "definition": "Source of the definition for the extension code - a logical name or a URL.",
        "comments": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition should be version specific.  This will ideally be the URI for the Resource Profile defining the extension, with the code for the extension after a #.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.url",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "http://hl7.org/fhir/StructureDefinition/body-site-instance",
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "path": "Extension.valueReference",
        "short": "Value of extension",
        "definition": "Value of extension - may be a resource or one of a constrained set of the data types (see Extensibility in the spec for list).",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.value[x]",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Reference",
            "profile": [
              "http://hl7.org/fhir/StructureDefinition/BodySite"
            ]
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      }
    ]
  },
  "differential": {
    "element": [
      {
        "path": "Extension",
        "short": "Target anatomic location or structure",
        "definition": "Record details about the anatomical location of a specimen or body part. This resource may be used when a coded concept does not provide the necessary detail needed for the use case.",
        "min": 0,
        "max": "1",
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "path": "Extension.extension",
        "name": "extension",
        "max": "0"
      },
      {
        "path": "Extension.url",
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "http://hl7.org/fhir/StructureDefinition/body-site-instance"
      },
      {
        "path": "Extension.value[x]",
        "min": 1,
        "type": [
          {
            "code": "Reference",
            "profile": [
              "http://hl7.org/fhir/StructureDefinition/BodySite"
            ]
          }
        ]
      }
    ]
  }
}