PackagesCanonicalsLogsProblems
    Packages
    hl7.fhir.r6.examples@6.0.0-ballot4
    http://hl7.org/fhir/StructureDefinition/VisionPrescription
{
  "description": "An authorization for the provision of glasses and/or contact lenses to a patient.",
  "_filename": "StructureDefinition-VisionPrescription.json",
  "package_name": "hl7.fhir.r6.examples",
  "date": "2025-12-18T07:07:42+11:00",
  "derivation": "specialization",
  "meta": {
    "lastUpdated": "2025-12-18T07:07:42.170+11:00"
  },
  "publisher": "HL7 International / Orders and Observations",
  "fhirVersion": "6.0.0-ballot4",
  "jurisdiction": [ {
    "coding": [ {
      "code": "001",
      "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "display": "World"
    } ]
  } ],
  "name": "VisionPrescription",
  "mapping": [ {
    "uri": "http://hl7.org/fhir/workflow",
    "name": "Workflow Pattern",
    "identity": "workflow"
  }, {
    "uri": "http://hl7.org/fhir/fivews",
    "name": "FiveWs Pattern Mapping",
    "identity": "w5"
  }, {
    "uri": "http://hl7.org/v3",
    "name": "RIM Mapping",
    "identity": "rim"
  }, {
    "uri": "http://hl7.org/v2",
    "name": "HL7 V2 Mapping",
    "identity": "v2"
  } ],
  "abstract": false,
  "type": "VisionPrescription",
  "experimental": "false",
  "resourceType": "StructureDefinition",
  "title": null,
  "package_version": "6.0.0-ballot4",
  "extension": [ {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-category",
    "valueString": "Clinical.Care Provision"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode": "normative"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode": "oo"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger": 3
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-security-category",
    "valueCode": "patient"
  } ],
  "snapshot": {
    "element": [ {
      "constraint": [ {
        "key": "dom-2",
        "human": "If the resource is contained in another resource, it SHALL NOT contain nested Resources",
        "source": "http://hl7.org/fhir/StructureDefinition/DomainResource",
        "severity": "error",
        "expression": "contained.contained.empty()"
      }, {
        "key": "dom-3",
        "human": "If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource",
        "source": "http://hl7.org/fhir/StructureDefinition/DomainResource",
        "severity": "error",
        "expression": "contained.where((('#'+id.trace('id') in %resource.descendants().select(reference | as(uri))) or descendants().where(reference='#' | as(uri)='#').exists()).not()).trace('unmatched', id).empty()"
      }, {
        "key": "dom-4",
        "human": "If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated",
        "source": "http://hl7.org/fhir/StructureDefinition/DomainResource",
        "severity": "error",
        "expression": "contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()"
      }, {
        "key": "dom-5",
        "human": "If a resource is contained in another resource, it SHALL NOT have a security label",
        "source": "http://hl7.org/fhir/StructureDefinition/DomainResource",
        "severity": "error",
        "expression": "contained.meta.security.empty()"
      }, {
        "key": "dom-6",
        "human": "A resource should have narrative for robust management",
        "source": "http://hl7.org/fhir/StructureDefinition/DomainResource",
        "severity": "warning",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bestpractice",
          "valueBoolean": true
        }, {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bestpractice-explanation",
          "valueMarkdown": "When a resource has no narrative, only systems that fully understand the data can display the resource to a human safely. Including a human readable representation in the resource makes for a much more robust eco-system and cheaper handling of resources by intermediary systems. Some ecosystems restrict distribution of resources to only those systems that do fully understand the resources, and as a consequence implementers may believe that the narrative is superfluous. However experience shows that such eco-systems often open up to new participants over time."
        } ],
        "expression": "text.`div`.exists()"
      } ],
      "path": "VisionPrescription",
      "min": 0,
      "definition": "An authorization for the provision of glasses and/or contact lenses to a patient.",
      "isModifier": false,
      "short": "Prescription for vision correction products for a patient",
      "mapping": [ {
        "map": "Entity, Role, or Act,CombinedVisionRequest",
        "identity": "rim"
      }, {
        "map": "Request",
        "identity": "workflow"
      }, {
        "map": "clinical.careprovision",
        "identity": "w5"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "VisionPrescription",
      "base": {
        "max": "*",
        "min": 0,
        "path": "VisionPrescription"
      },
      "isSummary": false
    }, {
      "path": "VisionPrescription.id",
      "min": 0,
      "definition": "The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes.",
      "isModifier": false,
      "short": "Logical id of this artifact",
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.id",
      "comment": "Within the context of the FHIR RESTful interactions, the resource has an id except for cases like the create and conditional update. Otherwise, the use of the resouce id depends on the given use case.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Resource.id"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.meta",
      "min": 0,
      "definition": "The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content might not always be associated with version changes to the resource.",
      "isModifier": false,
      "short": "Metadata about the resource",
      "type": [ {
        "code": "Meta"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.meta",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Resource.meta"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.implicitRules",
      "min": 0,
      "definition": "A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content. Often, this is a reference to an implementation guide that defines the special rules along with other profiles etc. For DomainResources, if more than one implicitRules policy applies, additional policies may be conveyed using the [additionalImplicitRules](https://build.fhir.org/ig/HL7/fhir-extensions/StructureDefinition-additionalImplicitRules.html) extension.",
      "isModifier": true,
      "short": "A set of rules under which this content was created",
      "type": [ {
        "code": "uri"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.implicitRules",
      "comment": "Asserting this rule set restricts the content to be only understood by a limited set of trading partners. This inherently limits the usefulness of the data in the long term. However, the existing health eco-system is highly fractured, and not yet ready to define, collect, and exchange data in a generally computable sense. Wherever possible, implementers and/or specification writers should avoid using this element. Often, when used, the URL is a reference to an implementation guide that defines these special rules as part of its narrative along with other profiles, value sets, etc.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Resource.implicitRules"
      },
      "isModifierReason": "This element is labeled as a modifier because the implicit rules may provide additional knowledge about the resource that modifies its meaning or interpretation",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.language",
      "min": 0,
      "definition": "The base language in which the resource is written.",
      "isModifier": false,
      "short": "Language of the resource content",
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/all-languages|6.0.0-ballot4",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "Language"
        }, {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding",
          "valueBoolean": true
        } ],
        "additional": [ {
          "purpose": "starter",
          "valueSet": "http://hl7.org/fhir/ValueSet/languages"
        } ],
        "description": "IETF language tag for a human language"
      },
      "max": "1",
      "id": "VisionPrescription.language",
      "comment": "Language is provided to support indexing and accessibility (typically, services such as text to speech use the language tag). The html language tag in the narrative applies  to the narrative. The language tag on the resource may be used to specify the language of other presentations generated from the data in the resource. Not all the content has to be in the base language. The Resource.language should not be assumed to apply to the narrative automatically. If a language is specified, it should it also be specified on the div element in the html (see rules in HTML5 for information about the relationship between xml:lang and the html lang attribute).",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Resource.language"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.text",
      "min": 0,
      "definition": "A human-readable narrative that contains a summary of the resource and can be used to represent the content of the resource to a human. The narrative need not encode all the structured data, but is required to contain sufficient detail to make it \"clinically safe\" for a human to just read the narrative. Resource definitions may define what content should be represented in the narrative to ensure clinical safety.",
      "isModifier": false,
      "short": "Text summary of the resource, for human interpretation",
      "mapping": [ {
        "map": "Act.text?",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Narrative"
      } ],
      "mustSupport": false,
      "alias": [ "narrative", "html", "xhtml", "display" ],
      "max": "1",
      "id": "VisionPrescription.text",
      "condition": [ "dom-6" ],
      "comment": "Contained resources do not have a narrative. Resources that are not contained SHOULD have a narrative. In some cases, a resource may only have text with little or no additional discrete data (as long as all minOccurs=1 elements are satisfied).  This may be necessary for data from legacy systems where information is captured as a \"text blob\" or where text is additionally entered raw or narrated and encoded information is added later.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "DomainResource.text"
      },
      "isSummary": false
    }, {
      "path": "VisionPrescription.contained",
      "min": 0,
      "definition": "These resources do not have an independent existence apart from the resource that contains them - they cannot be identified independently, nor can they have their own independent transaction scope. This is allowed to be a Parameters resource if and only if it is referenced by a resource that provides context/meaning.",
      "isModifier": false,
      "short": "Contained, inline Resources",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Resource"
      } ],
      "mustSupport": false,
      "alias": [ "inline resources", "anonymous resources", "contained resources" ],
      "max": "*",
      "id": "VisionPrescription.contained",
      "condition": [ "dom-2", "dom-4", "dom-3", "dom-5" ],
      "comment": "This should never be done when the content can be identified properly, as once identification is lost, it is extremely difficult (and context dependent) to restore it again. Contained resources may have profiles and tags in their meta elements, but SHALL NOT have security labels. Contained resources may be a resource type defined in the FHIR specification, or an [additional resource](resource.html#additional).",
      "base": {
        "max": "*",
        "min": 0,
        "path": "DomainResource.contained"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the resource. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "mustSupport": false,
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "VisionPrescription.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "DomainResource.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the resource and that modifies the understanding of the element that contains it and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "mustSupport": false,
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "VisionPrescription.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "DomainResource.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the resource that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.identifier",
      "requirements": "Allows vision prescriptions to be distinguished and referenced.",
      "min": 0,
      "definition": "A unique identifier assigned to this vision prescription.",
      "isModifier": false,
      "short": "Business Identifier for vision prescription",
      "mapping": [ {
        "map": "Request.identifier",
        "identity": "workflow"
      }, {
        "map": "FiveWs.identifier",
        "identity": "w5"
      }, {
        "map": "ORC-2-Placer Order Number / ORC-3-Filler Order Number",
        "identity": "v2"
      }, {
        "map": "id",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Identifier"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "VisionPrescription.identifier",
      "base": {
        "max": "*",
        "min": 0,
        "path": "VisionPrescription.identifier"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.basedOn",
      "min": 0,
      "definition": "Plan/proposal/order/request fulfilled by this prescription.",
      "isModifier": false,
      "short": "What prescription fulfills",
      "mapping": [ {
        "map": "Request.basedOn",
        "identity": "workflow"
      }, {
        "map": ".outboundRelationship[typeCode=FLFS].target",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/CarePlan", "http://hl7.org/fhir/StructureDefinition/RequestOrchestration", "http://hl7.org/fhir/StructureDefinition/NutritionOrder", "http://hl7.org/fhir/StructureDefinition/ServiceRequest" ]
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "VisionPrescription.basedOn",
      "base": {
        "max": "*",
        "min": 0,
        "path": "VisionPrescription.basedOn"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.groupIdentifier",
      "min": 0,
      "definition": "A shared identifier common to all Vision Prescriptions that were authorized more or less simultaneously by a single author, representing the composite or group identifier.",
      "isModifier": false,
      "short": "Composite request identifier",
      "mapping": [ {
        "map": "Request.groupIdentifier",
        "identity": "workflow"
      } ],
      "type": [ {
        "code": "Identifier"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.groupIdentifier",
      "base": {
        "max": "1",
        "min": 0,
        "path": "VisionPrescription.groupIdentifier"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.status",
      "requirements": "Need to track the status of the resource as 'draft' resources may undergo further edits while 'active' resources are immutable and may only have their status changed to 'cancelled'.",
      "min": 1,
      "definition": "The status of the resource instance.",
      "isModifier": true,
      "short": "active | cancelled | draft | entered-in-error",
      "mapping": [ {
        "map": "Request.status",
        "identity": "workflow"
      }, {
        "map": "FiveWs.status",
        "identity": "w5"
      }, {
        "map": "Act.status",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/fm-status|6.0.0-ballot4",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "VisionStatus"
        } ],
        "description": "A code specifying the state of the resource instance."
      },
      "max": "1",
      "id": "VisionPrescription.status",
      "comment": "This element is labeled as a modifier because the status contains codes that mark the resource as not currently valid.",
      "base": {
        "max": "1",
        "min": 1,
        "path": "VisionPrescription.status"
      },
      "isModifierReason": "This element is labelled as a modifier because it is a status element that contains status entered-in-error which means that the resource should not be treated as valid",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.priority",
      "min": 0,
      "definition": "Indicates how quickly the vision prescription should be addressed with respect to other requests.",
      "isModifier": false,
      "short": "routine | urgent | asap | stat",
      "mapping": [ {
        "map": "Request.priority",
        "identity": "workflow"
      }, {
        "map": "FiveWs.grade",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "meaningWhenMissing": "If missing, this request should be performed with normal priority.",
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/request-priority|6.0.0-ballot4",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "RequestPriority"
        } ],
        "description": "The priority of the request."
      },
      "max": "1",
      "id": "VisionPrescription.priority",
      "base": {
        "max": "1",
        "min": 0,
        "path": "VisionPrescription.priority"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.created",
      "requirements": "Need to record a timestamp for use by both the recipient and the issuer.",
      "min": 1,
      "definition": "The date this resource was created.",
      "isModifier": false,
      "short": "Response creation date",
      "type": [ {
        "code": "dateTime"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.created",
      "base": {
        "max": "1",
        "min": 1,
        "path": "VisionPrescription.created"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.patient",
      "requirements": "Needed to identify the patient for whom the vision prescription has been issued.",
      "min": 1,
      "definition": "A resource reference to the person to whom the vision prescription applies.",
      "isModifier": false,
      "short": "Who prescription is for",
      "mapping": [ {
        "map": "Request.subject",
        "identity": "workflow"
      }, {
        "map": "FiveWs.subject",
        "identity": "w5"
      }, {
        "map": "PID-3-Patient ID List",
        "identity": "v2"
      }, {
        "map": "subject.role",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Patient" ]
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.patient",
      "base": {
        "max": "1",
        "min": 1,
        "path": "VisionPrescription.patient"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.encounter",
      "requirements": "Used in some jurisdictions to link clinical events to claim items.",
      "min": 0,
      "definition": "A reference to a resource that identifies the particular occurrence of contact between patient and health care provider during which the prescription was issued.",
      "isModifier": false,
      "short": "Created during encounter / admission / stay",
      "mapping": [ {
        "map": "Request.encounter",
        "identity": "workflow"
      }, {
        "map": "FiveWs.context",
        "identity": "w5"
      }, {
        "map": "PV1-19-Visit Number",
        "identity": "v2"
      }, {
        "map": "componentOf.patientEncounter",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Encounter" ]
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.encounter",
      "base": {
        "max": "1",
        "min": 0,
        "path": "VisionPrescription.encounter"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.dateWritten",
      "requirements": "Need to record a timestamp for use by both the recipient and the issuer.",
      "min": 1,
      "definition": "The date (and perhaps time) when the prescription was written.",
      "isModifier": false,
      "short": "When prescription was authorized",
      "mapping": [ {
        "map": "Request.authoredOn",
        "identity": "workflow"
      }, {
        "map": "FiveWs.recorded",
        "identity": "w5"
      }, {
        "map": "RXE-32-Original Order Date/Time / ORC-9-Date/Time of Transaction",
        "identity": "v2"
      }, {
        "map": "author.time",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "dateTime"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.dateWritten",
      "comment": "Jurisdictions determine the valid lifetime of a prescription. Typically vision prescriptions are valid for two years from the date written.",
      "base": {
        "max": "1",
        "min": 1,
        "path": "VisionPrescription.dateWritten"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.prescriber",
      "requirements": "Need to record the authorizing practitioner.",
      "min": 1,
      "definition": "The healthcare professional responsible for authorizing the prescription.",
      "isModifier": false,
      "short": "Who authorized the vision prescription",
      "mapping": [ {
        "map": "Request.requester",
        "identity": "workflow"
      }, {
        "map": "FiveWs.author",
        "identity": "w5"
      }, {
        "map": "RXE-13-Ordering Provider's DEA Number / RXO-14-Ordering Provider's DEA Number / RXE-14-Pharmacist/Treatment Supplier's Verifier ID / RXO-15-Pharmacist/Treatment Supplier's Verifier ID / ORC-12-Ordering Provider / PRT-5-Participation Person: PRT-4-Participation='OP' (all but last deprecated)",
        "identity": "v2"
      }, {
        "map": "author.role",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Practitioner", "http://hl7.org/fhir/StructureDefinition/PractitionerRole" ]
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.prescriber",
      "base": {
        "max": "1",
        "min": 1,
        "path": "VisionPrescription.prescriber"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children or both",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification",
      "min": 1,
      "definition": "Contain the details of  the individual lens specifications and serves as the authorization for the fullfillment by certified professionals.",
      "isModifier": false,
      "short": "Vision lens authorization",
      "mapping": [ {
        "map": "component.supplyEvent",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "BackboneElement"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "VisionPrescription.lensSpecification",
      "base": {
        "max": "*",
        "min": 1,
        "path": "VisionPrescription.lensSpecification"
      },
      "isSummary": true
    }, {
      "path": "VisionPrescription.lensSpecification.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "VisionPrescription.lensSpecification.id",
      "condition": [ "ele-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "VisionPrescription.lensSpecification.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "VisionPrescription.lensSpecification.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.product",
      "requirements": "Need to identify whether glasses or contacts.",
      "min": 1,
      "definition": "Identifies the type of vision correction product which is required for the patient.",
      "isModifier": false,
      "short": "Product to be supplied",
      "mapping": [ {
        "map": "RXE-2-Give Code / RXO-1-Requested Give Code / RXD-2-Dispense/Give Code",
        "identity": "v2"
      }, {
        "map": "consumable.role",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "CodeableConcept"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "example",
        "valueSet": "http://hl7.org/fhir/ValueSet/vision-product",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "VisionProduct"
        } ],
        "description": "A coded concept describing the vision products."
      },
      "max": "1",
      "id": "VisionPrescription.lensSpecification.product",
      "base": {
        "max": "1",
        "min": 1,
        "path": "VisionPrescription.lensSpecification.product"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.eye",
      "requirements": "Needed to identify which eye the lens specification applies to.",
      "min": 1,
      "definition": "The eye for which the lens specification applies.",
      "isModifier": false,
      "short": "right | left",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/vision-eye-codes|6.0.0-ballot4",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "VisionEyes"
        } ],
        "description": "A coded concept listing the eye codes."
      },
      "max": "1",
      "id": "VisionPrescription.lensSpecification.eye",
      "comment": "May also appear on the paper claim form or in the Medical Records as as OD (oculus dexter) for the right eye and OS (oculus sinister) for the left eye.",
      "base": {
        "max": "1",
        "min": 1,
        "path": "VisionPrescription.lensSpecification.eye"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.sphere",
      "requirements": "Standard lens prescription measures.",
      "min": 0,
      "definition": "Lens power measured in dioptres (0.25 units).",
      "isModifier": false,
      "short": "Power of the lens",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.sphere",
      "comment": "The value is negative for near-sighted and positive for far sighted.\nOften insurance will not cover a lens with power between +75 and -75.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "VisionPrescription.lensSpecification.sphere"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.cylinder",
      "requirements": "Standard lens prescription measures.",
      "min": 0,
      "definition": "Power adjustment for astigmatism measured in dioptres (0.25 units).",
      "isModifier": false,
      "short": "Lens power for astigmatism",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.cylinder",
      "base": {
        "max": "1",
        "min": 0,
        "path": "VisionPrescription.lensSpecification.cylinder"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.axis",
      "requirements": "Standard lens prescription measures.",
      "min": 0,
      "definition": "Adjustment for astigmatism measured in integer degrees.",
      "isModifier": false,
      "short": "Lens meridian which contain no power for astigmatism",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "integer"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.axis",
      "comment": "The limits are +180 and -180 degrees.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "VisionPrescription.lensSpecification.axis"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children or both",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.prism",
      "requirements": "Standard lens prescription measures.",
      "min": 0,
      "definition": "Allows for adjustment on two axis.",
      "isModifier": false,
      "short": "Eye alignment compensation",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "mustSupport": false,
      "extension": [ {
        "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-explicit-type-name",
        "valueString": "Prism"
      } ],
      "max": "*",
      "id": "VisionPrescription.lensSpecification.prism",
      "base": {
        "max": "*",
        "min": 0,
        "path": "VisionPrescription.lensSpecification.prism"
      },
      "isSummary": false
    }, {
      "path": "VisionPrescription.lensSpecification.prism.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "VisionPrescription.lensSpecification.prism.id",
      "condition": [ "ele-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.prism.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "VisionPrescription.lensSpecification.prism.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.prism.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "VisionPrescription.lensSpecification.prism.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.prism.amount",
      "requirements": "Standard lens prescription measures.",
      "min": 1,
      "definition": "Amount of prism to compensate for eye alignment in fractional units.",
      "isModifier": false,
      "short": "Amount of adjustment",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.prism.amount",
      "base": {
        "max": "1",
        "min": 1,
        "path": "VisionPrescription.lensSpecification.prism.amount"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.prism.base",
      "requirements": "Standard lens prescription measures.",
      "min": 1,
      "definition": "The relative base, or reference lens edge, for the prism.",
      "isModifier": false,
      "short": "up | down | in | out",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/vision-base-codes|6.0.0-ballot4",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "VisionBase"
        } ],
        "description": "A coded concept listing the base codes."
      },
      "max": "1",
      "id": "VisionPrescription.lensSpecification.prism.base",
      "base": {
        "max": "1",
        "min": 1,
        "path": "VisionPrescription.lensSpecification.prism.base"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.add",
      "requirements": "Standard lens prescription measures.",
      "min": 0,
      "definition": "Power adjustment for multifocal lenses measured in dioptres (0.25 units).",
      "isModifier": false,
      "short": "Added power for multifocal levels",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.add",
      "base": {
        "max": "1",
        "min": 0,
        "path": "VisionPrescription.lensSpecification.add"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.power",
      "requirements": "Standard contact lens prescription measures.",
      "min": 0,
      "definition": "Contact lens power measured in dioptres (0.25 units).",
      "isModifier": false,
      "short": "Contact lens power",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.power",
      "base": {
        "max": "1",
        "min": 0,
        "path": "VisionPrescription.lensSpecification.power"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.backCurve",
      "requirements": "Standard contact lens prescription measures.",
      "min": 0,
      "definition": "Back curvature measured in millimetres.",
      "isModifier": false,
      "short": "Contact lens back curvature",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.backCurve",
      "base": {
        "max": "1",
        "min": 0,
        "path": "VisionPrescription.lensSpecification.backCurve"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.diameter",
      "requirements": "Standard contact lens prescription measures.",
      "min": 0,
      "definition": "Contact lens diameter measured in millimetres.",
      "isModifier": false,
      "short": "Contact lens diameter",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.diameter",
      "base": {
        "max": "1",
        "min": 0,
        "path": "VisionPrescription.lensSpecification.diameter"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.duration",
      "requirements": "Standard contact lens prescription measures.",
      "min": 0,
      "definition": "The recommended maximum wear period for the lens.",
      "isModifier": false,
      "short": "Lens wear duration",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Quantity",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/SimpleQuantity" ]
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.duration",
      "base": {
        "max": "1",
        "min": 0,
        "path": "VisionPrescription.lensSpecification.duration"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.color",
      "requirements": "Standard contact lens prescription measures.",
      "min": 0,
      "definition": "Special color or pattern.",
      "isModifier": false,
      "short": "Color required",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "string"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.color",
      "base": {
        "max": "1",
        "min": 0,
        "path": "VisionPrescription.lensSpecification.color"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.brand",
      "requirements": "Standard lens prescription measures.",
      "min": 0,
      "definition": "Brand recommendations or restrictions.",
      "isModifier": false,
      "short": "Brand required",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "string"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.brand",
      "base": {
        "max": "1",
        "min": 0,
        "path": "VisionPrescription.lensSpecification.brand"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "VisionPrescription.lensSpecification.note",
      "requirements": "Standard lens prescription measures.",
      "min": 0,
      "definition": "Notes for special requirements such as coatings and lens materials.",
      "isModifier": false,
      "short": "Notes for coatings",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Annotation"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "VisionPrescription.lensSpecification.note",
      "base": {
        "max": "*",
        "min": 0,
        "path": "VisionPrescription.lensSpecification.note"
      },
      "isSummary": false
    } ]
  },
  "status": "active",
  "id": "ba442453-0ec9-48bb-a5e2-8779b9117134",
  "kind": "resource",
  "url": "http://hl7.org/fhir/StructureDefinition/VisionPrescription",
  "version": "6.0.0-ballot4",
  "differential": {
    "element": [ {
      "path": "VisionPrescription",
      "min": 0,
      "definition": "An authorization for the provision of glasses and/or contact lenses to a patient.",
      "isModifier": false,
      "short": "Prescription for vision correction products for a patient",
      "mapping": [ {
        "map": "Request",
        "identity": "workflow"
      }, {
        "map": "clinical.careprovision",
        "identity": "w5"
      }, {
        "map": "CombinedVisionRequest",
        "identity": "rim"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "VisionPrescription"
    }, {
      "path": "VisionPrescription.identifier",
      "requirements": "Allows vision prescriptions to be distinguished and referenced.",
      "min": 0,
      "definition": "A unique identifier assigned to this vision prescription.",
      "isModifier": false,
      "short": "Business Identifier for vision prescription",
      "mapping": [ {
        "map": "Request.identifier",
        "identity": "workflow"
      }, {
        "map": "FiveWs.identifier",
        "identity": "w5"
      }, {
        "map": "ORC-2-Placer Order Number / ORC-3-Filler Order Number",
        "identity": "v2"
      }, {
        "map": "id",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Identifier"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "VisionPrescription.identifier",
      "isSummary": false
    }, {
      "path": "VisionPrescription.basedOn",
      "min": 0,
      "definition": "Plan/proposal/order/request fulfilled by this prescription.",
      "isModifier": false,
      "short": "What prescription fulfills",
      "mapping": [ {
        "map": "Request.basedOn",
        "identity": "workflow"
      }, {
        "map": ".outboundRelationship[typeCode=FLFS].target",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/CarePlan", "http://hl7.org/fhir/StructureDefinition/RequestOrchestration", "http://hl7.org/fhir/StructureDefinition/NutritionOrder", "http://hl7.org/fhir/StructureDefinition/ServiceRequest" ]
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "VisionPrescription.basedOn",
      "isSummary": true
    }, {
      "path": "VisionPrescription.groupIdentifier",
      "min": 0,
      "definition": "A shared identifier common to all Vision Prescriptions that were authorized more or less simultaneously by a single author, representing the composite or group identifier.",
      "isModifier": false,
      "short": "Composite request identifier",
      "mapping": [ {
        "map": "Request.groupIdentifier",
        "identity": "workflow"
      } ],
      "type": [ {
        "code": "Identifier"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.groupIdentifier",
      "isSummary": true
    }, {
      "path": "VisionPrescription.status",
      "requirements": "Need to track the status of the resource as 'draft' resources may undergo further edits while 'active' resources are immutable and may only have their status changed to 'cancelled'.",
      "min": 1,
      "definition": "The status of the resource instance.",
      "isModifier": true,
      "short": "active | cancelled | draft | entered-in-error",
      "mapping": [ {
        "map": "Request.status",
        "identity": "workflow"
      }, {
        "map": "FiveWs.status",
        "identity": "w5"
      }, {
        "map": "Act.status",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/fm-status|6.0.0-ballot4",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "VisionStatus"
        } ],
        "description": "A code specifying the state of the resource instance."
      },
      "max": "1",
      "id": "VisionPrescription.status",
      "comment": "This element is labeled as a modifier because the status contains codes that mark the resource as not currently valid.",
      "isModifierReason": "This element is labelled as a modifier because it is a status element that contains status entered-in-error which means that the resource should not be treated as valid",
      "isSummary": true
    }, {
      "path": "VisionPrescription.priority",
      "min": 0,
      "definition": "Indicates how quickly the vision prescription should be addressed with respect to other requests.",
      "isModifier": false,
      "short": "routine | urgent | asap | stat",
      "mapping": [ {
        "map": "Request.priority",
        "identity": "workflow"
      }, {
        "map": "FiveWs.grade",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "meaningWhenMissing": "If missing, this request should be performed with normal priority.",
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/request-priority|6.0.0-ballot4",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "RequestPriority"
        } ],
        "description": "The priority of the request."
      },
      "max": "1",
      "id": "VisionPrescription.priority",
      "isSummary": true
    }, {
      "path": "VisionPrescription.created",
      "requirements": "Need to record a timestamp for use by both the recipient and the issuer.",
      "min": 1,
      "definition": "The date this resource was created.",
      "isModifier": false,
      "short": "Response creation date",
      "type": [ {
        "code": "dateTime"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.created",
      "isSummary": true
    }, {
      "path": "VisionPrescription.patient",
      "requirements": "Needed to identify the patient for whom the vision prescription has been issued.",
      "min": 1,
      "definition": "A resource reference to the person to whom the vision prescription applies.",
      "isModifier": false,
      "short": "Who prescription is for",
      "mapping": [ {
        "map": "Request.subject",
        "identity": "workflow"
      }, {
        "map": "FiveWs.subject",
        "identity": "w5"
      }, {
        "map": "PID-3-Patient ID List",
        "identity": "v2"
      }, {
        "map": "subject.role",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Patient" ]
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.patient",
      "isSummary": true
    }, {
      "path": "VisionPrescription.encounter",
      "requirements": "Used in some jurisdictions to link clinical events to claim items.",
      "min": 0,
      "definition": "A reference to a resource that identifies the particular occurrence of contact between patient and health care provider during which the prescription was issued.",
      "isModifier": false,
      "short": "Created during encounter / admission / stay",
      "mapping": [ {
        "map": "Request.encounter",
        "identity": "workflow"
      }, {
        "map": "FiveWs.context",
        "identity": "w5"
      }, {
        "map": "PV1-19-Visit Number",
        "identity": "v2"
      }, {
        "map": "componentOf.patientEncounter",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Encounter" ]
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.encounter",
      "isSummary": false
    }, {
      "path": "VisionPrescription.dateWritten",
      "requirements": "Need to record a timestamp for use by both the recipient and the issuer.",
      "min": 1,
      "definition": "The date (and perhaps time) when the prescription was written.",
      "isModifier": false,
      "short": "When prescription was authorized",
      "mapping": [ {
        "map": "Request.authoredOn",
        "identity": "workflow"
      }, {
        "map": "FiveWs.recorded",
        "identity": "w5"
      }, {
        "map": "RXE-32-Original Order Date/Time / ORC-9-Date/Time of Transaction",
        "identity": "v2"
      }, {
        "map": "author.time",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "dateTime"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.dateWritten",
      "comment": "Jurisdictions determine the valid lifetime of a prescription. Typically vision prescriptions are valid for two years from the date written.",
      "isSummary": true
    }, {
      "path": "VisionPrescription.prescriber",
      "requirements": "Need to record the authorizing practitioner.",
      "min": 1,
      "definition": "The healthcare professional responsible for authorizing the prescription.",
      "isModifier": false,
      "short": "Who authorized the vision prescription",
      "mapping": [ {
        "map": "Request.requester",
        "identity": "workflow"
      }, {
        "map": "FiveWs.author",
        "identity": "w5"
      }, {
        "map": "RXE-13-Ordering Provider's DEA Number / RXO-14-Ordering Provider's DEA Number / RXE-14-Pharmacist/Treatment Supplier's Verifier ID / RXO-15-Pharmacist/Treatment Supplier's Verifier ID / ORC-12-Ordering Provider / PRT-5-Participation Person: PRT-4-Participation='OP' (all but last deprecated)",
        "identity": "v2"
      }, {
        "map": "author.role",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Practitioner", "http://hl7.org/fhir/StructureDefinition/PractitionerRole" ]
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.prescriber",
      "isSummary": true
    }, {
      "path": "VisionPrescription.lensSpecification",
      "min": 1,
      "definition": "Contain the details of  the individual lens specifications and serves as the authorization for the fullfillment by certified professionals.",
      "isModifier": false,
      "short": "Vision lens authorization",
      "mapping": [ {
        "map": "component.supplyEvent",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "BackboneElement"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "VisionPrescription.lensSpecification",
      "isSummary": true
    }, {
      "path": "VisionPrescription.lensSpecification.product",
      "requirements": "Need to identify whether glasses or contacts.",
      "min": 1,
      "definition": "Identifies the type of vision correction product which is required for the patient.",
      "isModifier": false,
      "short": "Product to be supplied",
      "mapping": [ {
        "map": "RXE-2-Give Code / RXO-1-Requested Give Code / RXD-2-Dispense/Give Code",
        "identity": "v2"
      }, {
        "map": "consumable.role",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "CodeableConcept"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "example",
        "valueSet": "http://hl7.org/fhir/ValueSet/vision-product",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "VisionProduct"
        } ],
        "description": "A coded concept describing the vision products."
      },
      "max": "1",
      "id": "VisionPrescription.lensSpecification.product",
      "isSummary": true
    }, {
      "path": "VisionPrescription.lensSpecification.eye",
      "requirements": "Needed to identify which eye the lens specification applies to.",
      "min": 1,
      "definition": "The eye for which the lens specification applies.",
      "isModifier": false,
      "short": "right | left",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/vision-eye-codes|6.0.0-ballot4",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "VisionEyes"
        } ],
        "description": "A coded concept listing the eye codes."
      },
      "max": "1",
      "id": "VisionPrescription.lensSpecification.eye",
      "comment": "May also appear on the paper claim form or in the Medical Records as as OD (oculus dexter) for the right eye and OS (oculus sinister) for the left eye.",
      "isSummary": true
    }, {
      "path": "VisionPrescription.lensSpecification.sphere",
      "requirements": "Standard lens prescription measures.",
      "min": 0,
      "definition": "Lens power measured in dioptres (0.25 units).",
      "isModifier": false,
      "short": "Power of the lens",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.sphere",
      "comment": "The value is negative for near-sighted and positive for far sighted.\nOften insurance will not cover a lens with power between +75 and -75.",
      "isSummary": false
    }, {
      "path": "VisionPrescription.lensSpecification.cylinder",
      "requirements": "Standard lens prescription measures.",
      "min": 0,
      "definition": "Power adjustment for astigmatism measured in dioptres (0.25 units).",
      "isModifier": false,
      "short": "Lens power for astigmatism",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.cylinder",
      "isSummary": false
    }, {
      "path": "VisionPrescription.lensSpecification.axis",
      "requirements": "Standard lens prescription measures.",
      "min": 0,
      "definition": "Adjustment for astigmatism measured in integer degrees.",
      "isModifier": false,
      "short": "Lens meridian which contain no power for astigmatism",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "integer"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.axis",
      "comment": "The limits are +180 and -180 degrees.",
      "isSummary": false
    }, {
      "path": "VisionPrescription.lensSpecification.prism",
      "requirements": "Standard lens prescription measures.",
      "min": 0,
      "definition": "Allows for adjustment on two axis.",
      "isModifier": false,
      "short": "Eye alignment compensation",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "mustSupport": false,
      "extension": [ {
        "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-explicit-type-name",
        "valueString": "Prism"
      } ],
      "max": "*",
      "id": "VisionPrescription.lensSpecification.prism",
      "isSummary": false
    }, {
      "path": "VisionPrescription.lensSpecification.prism.amount",
      "requirements": "Standard lens prescription measures.",
      "min": 1,
      "definition": "Amount of prism to compensate for eye alignment in fractional units.",
      "isModifier": false,
      "short": "Amount of adjustment",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.prism.amount",
      "isSummary": false
    }, {
      "path": "VisionPrescription.lensSpecification.prism.base",
      "requirements": "Standard lens prescription measures.",
      "min": 1,
      "definition": "The relative base, or reference lens edge, for the prism.",
      "isModifier": false,
      "short": "up | down | in | out",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/vision-base-codes|6.0.0-ballot4",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "VisionBase"
        } ],
        "description": "A coded concept listing the base codes."
      },
      "max": "1",
      "id": "VisionPrescription.lensSpecification.prism.base",
      "isSummary": false
    }, {
      "path": "VisionPrescription.lensSpecification.add",
      "requirements": "Standard lens prescription measures.",
      "min": 0,
      "definition": "Power adjustment for multifocal lenses measured in dioptres (0.25 units).",
      "isModifier": false,
      "short": "Added power for multifocal levels",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.add",
      "isSummary": false
    }, {
      "path": "VisionPrescription.lensSpecification.power",
      "requirements": "Standard contact lens prescription measures.",
      "min": 0,
      "definition": "Contact lens power measured in dioptres (0.25 units).",
      "isModifier": false,
      "short": "Contact lens power",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.power",
      "isSummary": false
    }, {
      "path": "VisionPrescription.lensSpecification.backCurve",
      "requirements": "Standard contact lens prescription measures.",
      "min": 0,
      "definition": "Back curvature measured in millimetres.",
      "isModifier": false,
      "short": "Contact lens back curvature",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.backCurve",
      "isSummary": false
    }, {
      "path": "VisionPrescription.lensSpecification.diameter",
      "requirements": "Standard contact lens prescription measures.",
      "min": 0,
      "definition": "Contact lens diameter measured in millimetres.",
      "isModifier": false,
      "short": "Contact lens diameter",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.diameter",
      "isSummary": false
    }, {
      "path": "VisionPrescription.lensSpecification.duration",
      "requirements": "Standard contact lens prescription measures.",
      "min": 0,
      "definition": "The recommended maximum wear period for the lens.",
      "isModifier": false,
      "short": "Lens wear duration",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Quantity",
        "profile": [ "http://hl7.org/fhir/StructureDefinition/SimpleQuantity" ]
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.duration",
      "isSummary": false
    }, {
      "path": "VisionPrescription.lensSpecification.color",
      "requirements": "Standard contact lens prescription measures.",
      "min": 0,
      "definition": "Special color or pattern.",
      "isModifier": false,
      "short": "Color required",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "string"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.color",
      "isSummary": false
    }, {
      "path": "VisionPrescription.lensSpecification.brand",
      "requirements": "Standard lens prescription measures.",
      "min": 0,
      "definition": "Brand recommendations or restrictions.",
      "isModifier": false,
      "short": "Brand required",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "string"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "VisionPrescription.lensSpecification.brand",
      "isSummary": false
    }, {
      "path": "VisionPrescription.lensSpecification.note",
      "requirements": "Standard lens prescription measures.",
      "min": 0,
      "definition": "Notes for special requirements such as coatings and lens materials.",
      "isModifier": false,
      "short": "Notes for coatings",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Annotation"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "VisionPrescription.lensSpecification.note",
      "isSummary": false
    } ]
  },
  "contact": [ {
    "telecom": [ {
      "value": "http://www.hl7.org/Special/committees/fiwg",
      "system": "url"
    } ]
  }, {
    "telecom": [ {
      "value": "http://www.hl7.org/Special/committees/orders",
      "system": "url"
    } ]
  } ],
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/DomainResource"
}