http://terminology.hl7.org/CodeSystem/v3-ExposureMode|2018-08-12

{
  "description" : " Code for the mechanism by which the exposure agent was exchanged or potentially exchanged by the participants involved in the exposure.",
  "compose" : null,
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "date" : "2018-08-11T14:00:00Z",
  "meta" : {
    "lastUpdated" : "2018-08-12T00:00:00.000+10:00"
  },
  "publisher" : "HL7, Inc",
  "content" : "complete",
  "property" : [ {
    "uri" : "http://hl7.org/fhir/concept-properties#notSelectable",
    "code" : "notSelectable",
    "type" : "boolean",
    "description" : "Indicates that the code is abstract - only intended to be used as a selector for other concepts"
  } ],
  "name" : "v3.ExposureMode",
  "experimental" : false,
  "resourceType" : "CodeSystem",
  "title" : "v3 Code System ExposureMode",
  "supliment" : null,
  "extension" : [ {
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode" : "external"
  }, {
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger" : 0
  } ],
  "status" : "active",
  "hierarchyMeaning" : "is-a",
  "id" : "ac3ab5c6-986e-56fd-88ef-41d73c80797c",
  "valueSet" : "http://terminology.hl7.org/ValueSet/v3-ExposureMode",
  "url" : "http://terminology.hl7.org/CodeSystem/v3-ExposureMode",
  "identifier" : [ {
    "value" : "urn:oid:2.16.840.1.113883.5.1113",
    "system" : "urn:ietf:rfc:3986"
  } ],
  "concept" : [ {
    "code" : "_ExposureMode",
    "concept" : [ {
      "code" : "AIRBORNE",
      "display" : "airborne",
      "definition" : "Description: Communication of an agent from a living subject or environmental source to a living subject through indirect contact via oral or nasal inhalation."
    }, {
      "code" : "CONTACT",
      "display" : "contact",
      "definition" : "Description: Communication of an agent from a living subject or environmental source to a living subject through direct physical contact."
    }, {
      "code" : "FOODBORNE",
      "display" : "foodborne",
      "definition" : "Description: Communication of an agent from a food source to a living subject via oral consumption."
    }, {
      "code" : "WATERBORNE",
      "display" : "waterborne",
      "definition" : "Description: Communication of an agent to a living subject by contact and/or consumption via an aqueous medium"
    } ],
    "display" : "ExposureMode",
    "property" : [ {
      "code" : "notSelectable",
      "valueBoolean" : true
    } ],
    "definition" : "Code for the mechanism by which the exposure agent was exchanged or potentially exchanged by the participants involved in the exposure."
  } ],
  "caseSensitive" : true,
  "version" : "2018-08-12",
  "contact" : [ {
    "telecom" : [ {
      "value" : "http://hl7.org",
      "system" : "url"
    } ]
  } ]
}