Definition for Code SystemQuestionnaireAnswerConstraint

{
  "resourceType" : "CodeSystem",
  "id" : "questionnaire-answer-constraint",
  "meta" : {
    "lastUpdated" : "2022-09-07T10:58:29.429+10:00",
    "profile" : ["http://hl7.org/fhir/StructureDefinition/shareablecodesystem"]
  },
  "text" : {
    "status" : "generated",
    "div" : "<div>!-- Snipped for Brevity --></div>"
  },
  "extension" : [{
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode" : "fhir"
  }],
  "url" : "http://hl7.org/fhir/questionnaire-answer-constraint",
  "identifier" : [{
    "system" : "urn:ietf:rfc:3986",
    "value" : "urn:oid:2.16.840.1.113883.4.642.4.2019"
  }],
  "version" : "5.0.0-ballot",
  "name" : "QuestionnaireAnswerConstraint",
  "title" : "Questionnaire answer constraint codes",
  "status" : "active",
  "experimental" : false,
  "description" : "Codes that describe the types of constraints possible on a question item that has a list of permitted answers",
  "caseSensitive" : true,
  "content" : "complete",
  "concept" : [{
    "code" : "optionsOnly",
    "display" : "Options only",
    "definition" : "Only values listed as answerOption or in the expansion of the answerValueSet are permitted"
  },
  {
    "code" : "optionsOrType",
    "display" : "Options or 'type'",
    "definition" : "In addition to the values listed as answerOption or in the expansion of the answerValueSet, any other values that correspond to the specified item.type are permitted"
  },
  {
    "code" : "optionsOrString",
    "display" : "Options or string",
    "definition" : "In addition to the values listed as answerOption or in the expansion of the answerValueSet, free-text strings are permitted.  Answers will have a type of 'string'."
  }]
}