### ----------------------------------------------------
### -- FHIR
### -- Licenses: Artistic-2.0
### -- Authors: Hugh Simpson
### -- File: t/resources/structureDefinition/ValueSet.json
### ----------------------------------------------------
### -- Chunk 15 of 16
].",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "string"
      }],
      "isSummary" : true,
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Definition.version"
      },
      {
        "identity" : "w5",
        "map" : "FiveWs.version"
      }]
    },
    {
      "id" : "ValueSet.name",
      "path" : "ValueSet.name",
      "short" : "Name for this value set (computer friendly)",
      "definition" : "A natural language name identifying the value set. This name should be usable as an identifier for the module by machine processing applications such as code generation.",
      "comment" : "The name is not expected to be globally unique. The name should be a simple alphanumeric type name to ensure that it is machine-processing friendly.A name should be provided unless the value set is a contained resource (e.g. an anonymous value set in a profile). Most registries will require a name.",
      "requirements" : "Support human navigation and code generation.",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "string"
      }],
      "condition" : ["inv-0"],
      "isSummary" : true
    },
    {
      "id" : "ValueSet.title",
      "path" : "ValueSet.title",
      "short" : "Name for this value set (human friendly)",
      "definition" : "A short, descriptive, user-friendly title for the value set.",
      "comment" : "This name does not need to be machine-processing friendly and may contain punctuation, white-space, etc.",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "string"
      }],
      "isSummary" : true,
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Definition.title"
      }]
    },
    {
      "id" : "ValueSet.status",
      "path" : "ValueSet.status",
      "short" : "draft | active | retired | unknown",
      "definition" : "The status of this value set. Enables tracking the life-cycle of the content. The status of the value set applies to the value set definition (ValueSet.compose) and the associated ValueSet metadata. Expansions do not have a state.",
      "comment" : "Allows filtering of value sets that are appropriate for use versus not.See also the [valueset-workflowStatus](extension-valueset-workflowstatus.html) extension for additional status information related to the editorial process.",
      "min" : 1,
      "max" : "1",
      "type" : [{
        "code" : "code"
      }],
      "isModifier" : true,
      "isModifierReason" : "This is labeled as \"Is Modifier\" because applications should not use a retired {{title}} without due consideration",
      "isSummary" : true,
      "binding" : {
        "extension" : [{
          "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString" : "PublicationStatus"
        },
        {
          "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding",
          "valueBoolean" : true
        }],
        "strength" : "required",
        "description" : "The lifecycle status of an artifact.",
        "valueSet" : "http://hl7.org/fhir/ValueSet/publication-status|4.0.0"
      },
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Definition.status"
      },
      {
        "identity" : "w5",
        "map" : "FiveWs.status"
      }]
    },
    {
      "id" : "ValueSet.experimental",
      "path" : "ValueSet.experimental",
      "short" : "For testing purposes, not real usage",
      "definition" : "A Boolean value to indicate that this value set is authored for testing purposes (or education/evaluation/marketing) and is not intended to be used for genuine usage.",
      "comment" : "Allows filtering of value sets that are appropriate for use versus not.",
      "requirements" : "Enables experimental content to be developed following the same lifecycle that would be used for a production-level value set.",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "boolean"
      }],
      "isSummary" : true,
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Definition.experimental"
      },
      {
        "identity" : "w5",
        "map" : "FiveWs.class"
      }]
    },
    {
      "id" : "ValueSet.date",
      "path" : "ValueSet.date",
      "short" : "Date last changed",
      "definition" : "The date (and optionally time) when the value set was created or revised (e.g. the 'content logical definition').",
      "comment" : "Note that this is not the same as the resource last-modified-date, since the resource may be a secondary representation of the value set. Additional specific dates may be added as extensions or be found by consulting Provenances associated with past versions of the resource.",
      "alias" : ["Revision Date"],
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "dateTime"
      }],
      "isSummary" : true,
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Definition.date"
      },
      {
        "identity" : "w5",
        "map" : "FiveWs.recorded"
      },
      {
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "ValueSet.publisher",
      "path" : "ValueSet.publisher",
      "short" : "Name of the publisher (organization or individual)",
      "definition" : "The name of the organization or individual that published the value set.",
      "comment" : "Usually an organization but may be an individual. The publisher (or steward) of the value set is the organization or individual primarily responsible for the maintenance and upkeep of the value set. This is not necessarily the same individual or organization that developed and initially authored the content. The publisher is the primary point of contact for questions or issues with the value set. This item SHOULD be populated unless the information is available from context.",
      "requirements" : "Helps establish the \"authority/credibility\" of the value set.  May also allow for contact.",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "string"
      }],
      "isSummary" : true,
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Definition.publisher"
      },
      {
        "identity" : "w5",
        "map" : "FiveWs.witness"
      }]
    },
    {
      "id" : "ValueSet.contact",
      "path" : "ValueSet.contact",
      "short" : "Contact details for the publisher",
      "definition" : "Contact details to assist a user in finding and communicating with the publisher.",
      "comment" : "May be a web site, an email address, a telephone number, etc.",
      "min" : 0,
      "max" : "*",
      "type" : [{
        "code" : "ContactDetail"
      }],
      "isSummary" : true,
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Definition.contact"
      }]
    },
    {
      "id" : "ValueSet.description",
      "path" : "ValueSet.description",
      "short" : "Natural language description of the value set",
      "definition" : "A free text natural language description of the value set from a consumer's perspective. The textual description specifies the span of meanings for concepts to be included within the Value Set Expansion, and also may specify the intended use and limitations of the Value Set.",
      "comment" : "This description can be used to capture details such as why the value set was built, comments about misuse, instructions for clinical use and interpretation, literature references, examples from the paper world, etc. It is not a rendering of the value set as conveyed in the 'text' field of the resource itself. This item SHOULD be populated unless the information is available from context (e.g. the language of the value set is presumed to be the predominant language in the place the value set was created).The description is not intended to describe the semantics of the Value Set - there are no intrinsic semantics separate from the codes contained in its expansion. The description should capture its intended use, which is needed for ensuring integrity for its use in models across future changes. A description should be provided unless the value set is a contained resource (e.g. an anonymous value set in a profile). Most registries will require a description.",
      "alias" : ["Scope",
      "Purpose"],
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "markdown"
      }],
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Definition.description"
      },
      {
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "ValueSet.useContext",
      "extension" : [{
        "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
        "valueCode" : "trial-use"
      }],
      "path" : "ValueSet.useContext",
      "short" : "The context that the content is intended to support",
      "definition" : "The content was developed with a focus and intent of supporting the contexts that are listed. These contexts may be general categories (gender, age, ...) or may be references to specific programs (insurance plans, studies, ...) and may be used to assist with indexing and searching for appropriate value set instances.",
      "comment" : "When multiple useContexts are specified, there is no expectation that all or any of the contexts apply.",
      "requirements" : "Assist in searching for appropriate content.",
      "min" : 0,
      "max" : "*",
      "type" : [{
        "code" : "UsageContext"
      }],
      "isSummary" : true,
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Definition.useContext"
      }]
    },
    {
      "id" : "ValueSet.jurisdiction",
      "path" : "ValueSet.jurisdiction",
      "short" : "Intended jurisdiction for value set (if applicable)",
      "definition" : "A legal or geographic region in which the value set is intended to be used.",
      "comment" : "It may be possible for the value set to be used in jurisdictions other than those for which it was originally designed or intended.",
      "min" : 0,
      "max" : "*",
      "type" : [{
        "code" : "CodeableConcept"
      }],
      "isSummary" : true,
      "binding" : {
        "extension" : [{
          "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString" : "Jurisdiction"
        },
        {
          "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding",
          "valueBoolean" : true
        }],
        "strength" : "extensible",
        "description" : "Countries and regions within which this artifact is targeted for use.",
        "valueSet" : "http://hl7.org/fhir/ValueSet/jurisdiction"
      },
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Definition.jurisdiction"
      }]
    },
    {
      "id" : "ValueSet.immutable",
      "path" : "ValueSet.immutable",
      "short" : "Indicates whether or not any change to the content logical definition may occur",
      "definition" : "If this is set to 'true', then no new versions of the content logical definition can be created.  Note: Other metadata might still change.",
      "comment" : "Normally immutability is set to 'false', which is the default assumption if it is not populated.  Note that the implication is that if this is set to 'true', there may be only one ValueSet version for this definition. Immutability tends to be set to 'true' in one of two cases: - Where the value set, by the nature of its usage, cannot change.  For example \"All specializations of ACT in ActClassCode\" - Where there's no safe way to express the \"Purpose\" such that someone else could safely make changes to the value set definition. Source workflow control must guarantee that the same URI always yields the same definition.",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "boolean"
      }],
      "isSummary" : true
    },
    {
      "id" : "ValueSet.purpose",
      "path" : "ValueSet.purpose",
      "short" : "Why this value set is defined",
      "definition" : "Explanation of why this value set is needed and why it has been designed as it has.",
      "comment" : "This element does not describe the usage of the value set. Instead, it provides traceability of ''why'' the resource is either needed or ''why'' it is defined as it is.  This may be used to point to source materials or specifications that drove the structure of this value set.",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "markdown"
      }],
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Definition.purpose"
      },
      {
        "identity" : "w5",
        "map" : "FiveWs.why[x]"
      },
      {
        "identity" : "objimpl",
        "map" : "no-gen-base"
      }]
    },
    {
      "id" : "ValueSet.copyright",
      "path" : "ValueSet.copyright",
      "short" : "Use and/or publishing restrictions",
      "definition" : "A copyright statement relating to the value set and/or its contents. Copyright statements are generally legal restrictions on the use and publishing of the value set.",
      "comment" : "nullFrequently, the copyright differs between the value set and the codes that are included. The copyright statement should clearly differentiate between these when required.",
      "requirements" : "Consumers must be able to determine any legal restrictions on the use of the value set and/or its content.",
      "alias" : ["License",
      "Restrictions"],
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "markdown"
      }],
      "mapping" : [{
        "identity" : "workflow",
        "map" : "Definition.copyright"
      },
      {
        "identity" : "objimpl",
        "map" : "no-gen-base"
      }]
    },
    {
      "id" : "ValueSet.compose",
      "path" : "ValueSet.compose",
      "short" : "Content logical definition of the value set (CLD)",
      "definition" : "A set of criteria that define the contents of the value set by including or excluding codes selected from the specified code system(s) that the value set draws from. This is also known as the Content Logical Definition (CLD).",
      "alias" : ["Content Logical Definition",
      "CLD"],
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "BackboneElement"
      }]
    },
    {
      "id" : "ValueSet.compose.lockedDate",
      "path" : "ValueSet.compose.lockedDate",
      "short" : "Fixed date for references with no specified version (transitive)",
      "definition" : "The Locked Date is  the effective date that is used to determine the version of all referenced Code Systems and Value Set Definitions included in the compose that are not already tied to a specific version.",
      "comment" : "With a defined lockedDate the value set is considered \"Locked\". Otherwise, the value set may have different expansions as underlying code systems and/or value sets evolve.  The interpretation of lockedDate is often dependent on the context - e.g. a SNOMED CT derived value set with a lockedDate will have a different expansion in USA than in UK.  If a value set specifies a version for include and exclude statements, and also specifies a locked date, the specified versions need to be available that date, or the value set will not be usable.",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "date"
      }],
      "isSummary" : true,
      "mapping" : [{
        "identity" : "w5",
        "map" : "FiveWs.init"
      }]
    },
    {
      "id" : "ValueSet.compose.inactive",
      "path" : "ValueSet.compose.inactive",
      "short" : "Whether inactive codes are in the value set",
      "definition" : "Whether inactive codes - codes that are not approved for current use - are in the value set. If inactive = true, inactive codes are to be included in the expansion, if inactive = false, the inactive codes will not be included in the expansion. If absent, the behavior is determined by the implementation, or by the applicable $expand parameters (but generally, inactive codes would be expected to be included).",
      "comment" : "Note that in the FHIR terminology framework, \"deprecated\" does not mean inactive, but in some code systems, e.g. LOINC, \"deprecated\" does mean inactive. Code systems should define what codes are considered to be inactive. If this is not clearly defined (including in the FHIR code system resource), then all codes are assumed to be active.\n\nThe Value Set Definition specification defines an ActiveOnly element, which is the reverse of this element e.g. (ValueSet.compose.inactive=FALSE) is the same as (VSD.ActiveOnly=TRUE).",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "boolean"
      }],
      "isSummary" : true
    },
    {
      "id" : "ValueSet.compose.include",
      "extension" : [{
        "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-explicit-type-name",
        "valueString" : "ConceptSet"
      }],
      "path" : "ValueSet.compose.include",
      "short" : "Include one or more codes from a code system or other value set(s)",
      "definition" : "Include one or more codes from a code system or other value set(s).",
      "comment" : "All the conditions in an include must be true. If a system is listed, all the codes from the system are listed. If one or more filters are listed, all of the filters must apply. If one or more value sets are listed, the codes must be in all the value sets. E.g. each include is 'include all the codes that meet all these conditions'.",
      "min" : 1,
      "max" : "*",
      "type" : [{
        "code" : "BackboneElement"
      }],
      "constraint" : [{
        "key" : "vsd-2",
        "severity" : "error",
        "human" : "A value set with concepts or filters SHALL include a system",
        "expression" : "(concept.exists() or filter.exists()) implies system.exists()",
        "xpath" : "not(exists(f:concept) or exists(f:filter)) or exists(f:system)"
      },
      {
        "key" : "vsd-3",
        "severity" : "error",
        "human" : "Cannot have both concept and filter",
        "expression" : "concept.empty() or filter.empty()",
        "xpath" : "not(exists(f:concept)) or not(exists(f:filter))"
      },
      {
        "key" : "vsd-1",
        "severity" : "error",
        "human" : "A value set include/exclude SHALL have a value set or a system",
        "expression" : "valueSet.exists() or system.exists()",
        "xpath" : "exists(f:valueSet) or exists(f:system)"
      }],
      "isSummary" : true,
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "ValueSet.compose.include.system",
      "path" : "ValueSet.compose.include.system",
      "short" : "The system the codes come from",
      "definition" : "An absolute URI which is the code system from which the selected codes come from.",
      "comment" : "If there are no codes or filters, the entire code system is included. Note that the set of codes that are included may contain abstract codes. See ''Coding.system'' for further documentation about the correct value for the system element.",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "uri"
      }],
      "condition" : ["vsd-1",
      "vsd-2"],
      "isSummary" : true,
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "ValueSet.compose.include.version",
      "path" : "ValueSet.compose.include.version",
      "short" : "Specific version of the code system referred to",
      "definition" : "The version of the code system that the codes are selected from, or the special version '*' for all versions.",
      "comment" : "This is used when selecting the descendants of a concept - they may change between versions. If no version is specified, then the exact contents of the value set might not be known until a context of use binds it to a particular version. The special value '*' means all versions; It is at server discretion regarding expansions and which versions must be supported.",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "string"
      }],
      "isSummary" : true,
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "ValueSet.compose.include.concept",
      "extension" : [{
        "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-explicit-type-name",
        "valueString" : "ConceptReference"
      }],
      "path" : "ValueSet.compose.include.concept",
      "short" : "A concept defined in the system",
      "definition" : "Specifies a concept to be included or excluded.",
      "comment" : "The list of concepts is considered ordered, though the order might not have any particular significance. Typically, the order of an expansion follows that defined in the compose element.",
      "min" : 0,
      "max" : "*",
      "type" : [{
        "code" : "BackboneElement"
      }],
      "condition" : ["vsd-3"],
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "ValueSet.compose.include.concept.code",
      "path" : "ValueSet.compose.include.concept.code",
      "short" : "Code or expression from system",
      "definition" : "Specifies a code for the concept to be included or excluded.",
      "comment" : "Expressions are allowed if defined by the underlying code system.",
      "min" : 1,
      "max" : "1",
      "type" : [{
        "code" : "code"
      }],
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "ValueSet.compose.include.concept.display",
      "path" : "ValueSet.compose.include.concept.display",
      "short" : "Text to display for this code for this value set in this valueset",
      "definition" : "The text to display to the user for this concept in the context of this valueset. If no display is provided, then applications using the value set use the display specified for the code by the system.",
      "comment" : "The value set resource allows for an alternative display to be specified for when this concept is used in this particular value set. See notes in the value set narrative about the correct use of this element.",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "string"
      }],
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "ValueSet.compose.include.concept.designation",
      "path" : "ValueSet.compose.include.concept.designation",
      "short" : "Additional representations for this concept",
      "definition" : "Additional representations for this concept when used in this value set - other languages, aliases, specialized purposes, used for particular purposes, etc.",
      "comment" : "Concepts have both a ```display``` and an array of ```designation```. The display is equivalent to a special designation with an implied ```designation.use``` of \"primary code\" and a language equal to the [Resource Language](resource.html#language).",
      "min" : 0,
      "max" : "*",
      "type" : [{
        "code" : "BackboneElement"
      }]
    },
    {
      "id" : "ValueSet.compose.include.concept.designation.language",
      "path" : "ValueSet.compose.include.concept.designation.language",
      "short" : "Human language of the designation",
      "definition" : "The language this designation is defined for.",
      "comment" : "In the absence of a language, the resource language applies.",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "code"
      }],
      "binding" : {
        "extension" : [{
          "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-maxValueSet",
          "valueCanonical" : "http://hl7.org/fhir/ValueSet/all-languages"
        },
        {
          "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString" : "Language"
        },
        {
          "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding",
          "valueBoolean" : true
        }],
        "strength" : "preferred",
        "description" : "A human language.",
        "valueSet" : "http://hl7.org/fhir/ValueSet/languages"
      }
    },
    {
      "id" : "ValueSet.compose.include.concept.designation.use",
      "path" : "ValueSet.compose.include.concept.designation.use",
      "short" : "Types of uses of designations",
      "definition" : "A code that represents types of uses of designations.",
      "comment" : "If no use is provided, the designation can be assumed to be suitable for general display to a human user.",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "Coding"
      }],
      "binding" : {
        "extension" : [{
          "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString" : "ConceptDesignationUse"
        }],
        "strength" : "extensible",
        "description" : "Details of how a designation would be used.",
        "valueSet" : "http://hl7.org/fhir/ValueSet/designation-use"
      }
    },
    {
      "id" : "ValueSet.compose.include.concept.designation.value",
      "path" : "ValueSet.compose.include.concept.designation.value",
      "short" : "The text value for this designation",
      "definition" : "The text value for this designation.",
      "min" : 1,
      "max" : "1",
      "type" : [{
        "code" : "string"
      }]
    },
    {
      "id" : "ValueSet.compose.include.filter",
      "path" : "ValueSet.compose.include.filter",
      "short" : "Select codes/concepts by their properties (including relationships)",
      "definition" : "Select concepts by specify a matching criterion based on the properties (including relationships) defined by the system, or on filters defined by the system. If multiple filters are specified, they SHALL all be true.",
      "comment" : "Selecting codes by specifying filters based on properties is only possible where the underlying code system defines appropriate properties. Note that in some cases, the underlying code system defines the logical concepts but not the literal codes for the concepts. In such cases, the literal definitions may be provided by a third party.",
      "min" : 0,
      "max" : "*",
      "type" : [{
        "code" : "BackboneElement"
      }],
      "condition" : ["vsd-3"],
      "isSummary" : true,
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "ValueSet.compose.include.filter.property",
      "path" : "ValueSet.compose.include.filter.property",
      "short" : "A property/filter defined by the code system",
      "definition" : "A code that identifies a property or a filter defined in the code system.",
      "min" : 1,
      "max" : "1",
      "type" : [{
        "code" : "code"
      }],
      "isSummary" : true,
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "ValueSet.compose.include.filter.op",
      "path" : "ValueSet.compose.include.filter.op",
      "short" : "= | is-a | descendent-of | is-not-a | regex | in | not-in | generalizes | exists",
      "definition" : "The kind of operation to perform as a part of the filter criteria.",
      "comment" : "In case filter.property represents a property of the system, the operation applies to the selected property. In case filter.property represents a filter of the system, the operation SHALL match one of the CodeSystem.filter.operator values.",
      "min" : 1,
      "max" : "1",
      "type" : [{
        "code" : "code"
      }],
      "isSummary" : true,
      "binding" : {
        "extension" : [{
          "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString" : "FilterOperator"
        }],
        "strength" : "required",
        "description" : "The kind of operation to perform as a part of a property based filter.",
        "valueSet" : "http://hl7.org/fhir/ValueSet/filter-operator|4.0.0"
      },
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "ValueSet.compose.include.filter.value",
      "path" : "ValueSet.compose.include.filter.value",
      "short" : "Code from the system, or regex criteria, or boolean value for exists",
      "definition" : "The match value may be either a code defined by the system, or a string value, which is a regex match on the literal string of the property value  (if the filter represents a property defined in CodeSystem) or of the system filter value (if the filter represents a filter defined in CodeSystem) when the operation is 'regex', or one of the values (true and false), when the operation is 'exists'.",
      "comment" : "Use regex matching with care - full regex matching on every SNOMED CT term is prohibitive, for example.",
      "min" : 1,
      "max" : "1",
      "type" : [{
        "code" : "string"
      }],
      "isSummary" : true,
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "ValueSet.compose.include.valueSet",
      "path" : "ValueSet.compose.include.valueSet",
      "short" : "Select the contents included in this value set",
      "definition" : "Selects the concepts found in this value set (based on its value set definition). This is an absolute URI that is a reference to ValueSet.url.  If multiple value sets are specified this includes the union of the contents of all of the referenced value sets.",
      "comment" : "The value set URI is either a logical reference to a defined value set such as a [SNOMED CT reference set](snomedct.html#implicit), or a direct reference to a value set definition using ValueSet.url. The reference might not refer to an actual FHIR ValueSet resource; in this case, whatever is referred to is an implicit definition of a value set that needs to be clear about how versions are resolved.",
      "min" : 0,
      "max" : "*",
      "type" : [{
        "code" : "canonical",
        "targetProfile" : ["http://hl7.org/fhir/StructureDefinition/ValueSet"]
      }],
      "condition" : ["vsd-1"],
      "isSummary" : true,
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "ValueSet.compose.exclude",
      "path" : "ValueSet.compose.exclude",
      "short" : "Explicitly exclude codes from a code system or other value sets",
      "definition" : "Exclude one or more codes from the value set based on code system filters and/or other value sets.",
      "comment" : "Usually this is used to selectively exclude codes that were included by subsumption in the inclusions. Any display names specified for the codes are ignored.",
      "min" : 0,
      "max" : "*",
      "contentReference" : "#ValueSet.compose.include",
      "condition" : ["vsd-2"],
      "mapping" : [{
        "identity" : "rim",
        "map" : "N/A"
      }]
    },
    {
      "id" : "ValueSet.expansion",
      "path" : "ValueSet.expansion",
      "short" : "Used when the value set is \"expanded\"",
      "definition" : "A value set can also be \"expanded\", where the value set is turned into a simple collection of enumerated codes. This element holds the expansion, if it has been performed.",
      "comment" : "Expansion is performed to produce a collection of codes that are ready to use for data entry or validation. Value set expansions are always considered to be stateless - they are a record of the set of codes in the value set at a point in time under a given set of conditions, and are not subject to ongoing maintenance.\n\nExpansion.parameter is  a simplified list of parameters - a subset of the features of the [Parameters](parameters.html) resource.",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "BackboneElement"
      }]
    },
    {
      "id" : "ValueSet.expansion.identifier",
      "path" : "ValueSet.expansion.identifier",
      "short" : "Identifies the value set expansion (business identifier)",
      "definition" : "An identifier that uniquely identifies this expansion of the valueset, based on a unique combination of the provided parameters, the system default parameters, and the underlying system code system versions etc. Systems may re-use the same identifier as long as those factors remain the same, and the expansion is the same, but are not required to do so. This is a business identifier.",
      "comment" : "Typically, this uri is a UUID (e.g. urn:uuid:8230ff20-c97a-4167-a59d-dc2cb9df16dd).",
      "min" : 0,
      "max" : "1",
      "type" : [{
        "code" : "uri"
      }]
    },
    {
      "id" : "ValueSet.expansion.timestamp",
      "path" : "ValueSet.expansion.timestamp",
      "short" : "Time ValueSet expansion happened",
      "definition" : "The time at which the expansion was produced by the expanding system.",
      "comment" : "This SHOULD be a fully