{
  "resourceType" : "StructureDefinition",
  "id" : "cs-simple",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n      <p>Primitive type 'cs'</p>\n    </div>"
  },
  "extension" : [{
    "url" : "http://hl7.org/fhir/tools/StructureDefinition/xml-namespace",
    "valueUri" : "urn:hl7-org:v3"
  },
  {
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-type-characteristics",
    "valueCode" : "can-bind"
  },
  {
    "url" : "http://hl7.org/fhir/tools/StructureDefinition/logical-container",
    "valueUri" : "http://hl7.org/cda/stds/core/StructureDefinition/ClinicalDocument"
  }],
  "url" : "http://hl7.org/cda/stds/core/StructureDefinition/cs-simple",
  "version" : "2.0.2-sd",
  "name" : "cs",
  "title" : "cs: Coded Simple Value",
  "status" : "active",
  "experimental" : false,
  "date" : "2025-12-12T15:29:54+11:00",
  "publisher" : "Health Level 7",
  "contact" : [{
    "name" : "HL7 International - Structured Documents",
    "telecom" : [{
      "system" : "url",
      "value" : "http://www.hl7.org/Special/committees/structure"
    },
    {
      "system" : "email",
      "value" : "structdog@lists.HL7.org"
    }]
  }],
  "description" : "Coded data in its simplest form, consists of a code. The code system and code system version is fixed by the context in which the value occurs. 'cs' is used for coded attributes that have a single HL7-defined value set.",
  "fhirVersion" : "5.0.0",
  "kind" : "primitive-type",
  "abstract" : false,
  "type" : "code",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/code",
  "derivation" : "constraint",
  "snapshot" : {
    "extension" : [{
      "url" : "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version",
      "valueString" : "5.0.0"
    }],
    "element" : [{
      "id" : "code",
      "path" : "code",
      "short" : "Primitive Type code",
      "definition" : "A string which has at least one character and no leading or trailing whitespace and where there is no whitespace other than single spaces in the contents",
      "min" : 0,
      "max" : "*",
      "base" : {
        "path" : "code",
        "min" : 0,
        "max" : "*"
      },
      "constraint" : [{
        "key" : "ele-1",
        "severity" : "error",
        "human" : "All FHIR elements must have a @value or children",
        "expression" : "hasValue() or (children().count() > id.count())",
        "source" : "http://hl7.org/fhir/StructureDefinition/Element"
      },
      {
        "key" : "cs-pattern",
        "severity" : "error",
        "human" : "cs attributes must not contain any whitespace",
        "expression" : "matches('^[^\\\\s]+$')"
      }],
      "isModifier" : false,
      "isSummary" : false
    },
    {
      "id" : "code.id",
      "path" : "code.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" : "0",
      "base" : {
        "path" : "Element.id",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "extension" : [{
          "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl" : "string"
        }],
        "code" : "http://hl7.org/fhirpath/System.String"
      }],
      "isModifier" : false,
      "isSummary" : false
    },
    {
      "id" : "code.extension",
      "path" : "code.extension",
      "short" : "Extension",
      "definition" : "An Extension",
      "min" : 0,
      "max" : "0",
      "base" : {
        "path" : "Element.extension",
        "min" : 0,
        "max" : "*"
      },
      "type" : [{
        "code" : "Extension"
      }],
      "constraint" : [{
        "key" : "ele-1",
        "severity" : "error",
        "human" : "All FHIR elements must have a @value or children",
        "expression" : "hasValue() or (children().count() > id.count())",
        "source" : "http://hl7.org/fhir/StructureDefinition/Element"
      },
      {
        "key" : "ext-1",
        "severity" : "error",
        "human" : "Must have either extensions or value[x], not both",
        "expression" : "extension.exists() != value.exists()",
        "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
      }],
      "isModifier" : false,
      "isSummary" : false
    },
    {
      "id" : "code.value",
      "path" : "code.value",
      "representation" : ["xmlAttr"],
      "short" : "Primitive value for code",
      "definition" : "Primitive value for code",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "string.value",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "extension" : [{
          "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl" : "code"
        },
        {
          "url" : "http://hl7.org/fhir/StructureDefinition/regex",
          "valueString" : "[^\\s]+( [^\\s]+)*"
        }],
        "code" : "http://hl7.org/fhirpath/System.String"
      }],
      "isModifier" : false,
      "isSummary" : false
    }]
  },
  "differential" : {
    "element" : [{
      "id" : "code",
      "path" : "code",
      "constraint" : [{
        "key" : "cs-pattern",
        "severity" : "error",
        "human" : "cs attributes must not contain any whitespace",
        "expression" : "matches('^[^\\\\s]+$')"
      }]
    },
    {
      "id" : "code.id",
      "path" : "code.id",
      "max" : "0"
    },
    {
      "id" : "code.extension",
      "path" : "code.extension",
      "max" : "0"
    }]
  }
}