http://terminology.hl7.org/CodeSystem/v2-0503|2.9

{
  "description" : "FHIR Value set/code system definition for HL7 v2 table 0503 ( Sequence/Results Flag)",
  "compose" : null,
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "date" : null,
  "meta" : {
    "profile" : [ "http://hl7.org/fhir/StructureDefinition/shareablecodesystem" ]
  },
  "publisher" : "HL7, Inc",
  "content" : "complete",
  "name" : "v2.0503",
  "experimental" : false,
  "resourceType" : "CodeSystem",
  "title" : "v2 Sequence/Results Flag",
  "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",
  "language" : "en",
  "id" : "4165ecd0-9f31-5c88-908f-7da38f8fcbb0",
  "url" : "http://terminology.hl7.org/CodeSystem/v2-0503",
  "identifier" : [ {
    "value" : "urn:oid:2.16.840.1.113883.18.327",
    "system" : "urn:ietf:rfc:3986"
  } ],
  "concept" : [ {
    "code" : "C",
    "display" : "Cyclical",
    "extension" : [ {
      "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments",
      "valueString" : "Used for indicating a repeating cycle of service requests; for example, individual intravenous solutions used in a cyclical sequence (a.k.a. \"Alternating IVs\"). This value would be compatible with linking separate service requests or with having all cyclical service request components in a single service request. Likewise, the value would be compatible with either Parent-Child messages or a single service request message to communicate the service requests' sequencing"
    } ]
  }, {
    "code" : "R",
    "display" : "Reserved for future use"
  }, {
    "code" : "S",
    "display" : "Sequential"
  } ],
  "version" : "2.9",
  "contact" : [ {
    "telecom" : [ {
      "value" : "http://hl7.org",
      "system" : "url"
    } ]
  } ]
}