{
  "resourceType" : "StructureDefinition",
  "id" : "BL",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n      <p>The Boolean type stands for the values of two-valued logic. A Boolean value can be either true or false, or, as any other value may be NULL.</p>\n    </div>"
  },
  "extension" : [{
    "url" : "http://hl7.org/fhir/tools/StructureDefinition/logical-target",
    "_valueBoolean" : {
      "extension" : [{
        "url" : "http://hl7.org/fhir/StructureDefinition/data-absent-reason",
        "valueCode" : "not-applicable"
      }]
    }
  },
  {
    "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-namespace",
    "valueUri" : "urn:hl7-org:v3"
  }],
  "url" : "http://hl7.org/cda/stds/core/StructureDefinition/BL",
  "version" : "2.0.0-sd-ballot",
  "name" : "BL",
  "title" : "BL: Boolean (V3 Data Type)",
  "status" : "active",
  "experimental" : false,
  "date" : "2023-10-27T07:17:32+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" : "The Boolean type stands for the values of two-valued logic. A Boolean value can be either true or false, or, as any other value may be NULL.",
  "fhirVersion" : "5.0.0",
  "mapping" : [{
    "identity" : "rim",
    "uri" : "http://hl7.org/v3",
    "name" : "RIM Mapping"
  }],
  "kind" : "logical",
  "abstract" : false,
  "type" : "http://hl7.org/cda/stds/core/StructureDefinition/BL",
  "baseDefinition" : "http://hl7.org/cda/stds/core/StructureDefinition/ANY",
  "derivation" : "specialization",
  "snapshot" : {
    "element" : [{
      "id" : "BL",
      "path" : "BL",
      "short" : "Base for all types and resources",
      "definition" : "The Boolean type stands for the values of two-valued logic. A Boolean value can be either true or false, or, as any other value may be NULL.",
      "min" : 1,
      "max" : "*",
      "base" : {
        "path" : "Base",
        "min" : 0,
        "max" : "*"
      },
      "isModifier" : false,
      "mapping" : [{
        "identity" : "rim",
        "map" : "n/a"
      }]
    },
    {
      "id" : "BL.nullFlavor",
      "path" : "BL.nullFlavor",
      "representation" : ["xmlAttr"],
      "label" : "Exceptional Value Detail",
      "definition" : "If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "ANY.nullFlavor",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "code",
        "profile" : ["http://hl7.org/cda/stds/core/StructureDefinition/cs-simple"]
      }],
      "binding" : {
        "strength" : "required",
        "valueSet" : "http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor"
      }
    },
    {
      "id" : "BL.value",
      "path" : "BL.value",
      "representation" : ["xmlAttr"],
      "definition" : "The Boolean type stands for the values of two-valued logic. A Boolean value can be either true or false, or, as any other value may be NULL.",
      "min" : 0,
      "max" : "1",
      "base" : {
        "path" : "BL.value",
        "min" : 0,
        "max" : "1"
      },
      "type" : [{
        "code" : "boolean",
        "profile" : ["http://hl7.org/cda/stds/core/StructureDefinition/bl-simple"]
      }]
    }]
  },
  "differential" : {
    "element" : [{
      "id" : "BL",
      "path" : "BL",
      "definition" : "The Boolean type stands for the values of two-valued logic. A Boolean value can be either true or false, or, as any other value may be NULL.",
      "min" : 1,
      "max" : "*"
    },
    {
      "id" : "BL.value",
      "path" : "BL.value",
      "representation" : ["xmlAttr"],
      "definition" : "The Boolean type stands for the values of two-valued logic. A Boolean value can be either true or false, or, as any other value may be NULL.",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "boolean",
        "profile" : ["http://hl7.org/cda/stds/core/StructureDefinition/bl-simple"]
      }]
    }]
  }
}