DaVinci Payer Data Exchange (PDex) US Drug Formulary
1.1.0 - STU 1.1

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## Extension: FormularyURL - TTL Profile

TTL representation of the usdf-FormularyURL-extension extension.

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    @prefix fhir: <http://hl7.org/fhir/> .
    @prefix owl: <http://www.w3.org/2002/07/owl#> .
    @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
    @prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

    # - resource -------------------------------------------------------------------

     a fhir:StructureDefinition;
      fhir:nodeRole fhir:treeRoot;
      fhir:Resource.id [ fhir:value "usdf-FormularyURL-extension"];
      fhir:DomainResource.text [
         fhir:Narrative.status [ fhir:value "extensions" ];
         fhir:Narrative.div "<div xmlns=\"http://www.w3.org/1999/xhtml\"><table border=\"0\" cellpadding=\"0\" cellspacing=\"0\" style=\"border: 0px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top;\"><tr style=\"border: 1px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top\"><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"The logical name of the element\">Name</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Information about the use of the element\">Flags</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Minimum and Maximum # of times the the element can appear in the instance\">Card.</a></th><th style=\"width: 100px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Reference to the type of the element\">Type</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Additional information about the element\">Description &amp; Constraints</a><span style=\"float: right\"><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Legend for this format\"><img src=\"http://hl7.org/fhir/R4/help16.png\" alt=\"doco\" style=\"background-color: inherit\"/></a></span></th></tr><tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-usdf-FormularyURL-extension-definitions.html#Extension\" title=\"The URL that goes directly to the formulary brochure for the specific standard plan or plan variation.  If the formulary brochure is available in multiple languages, this can also point to a page listing the links for the various different language versions of the document supported by the payer.\">Extension</a><a name=\"Extension\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">0</span><span style=\"opacity: 0.5\">..</span><span style=\"opacity: 0.5\">*</span></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/extensibility.html#Extension\">Extension</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">Formulary URL</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_extension_simple.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Simple Extension\" class=\"hierarchy\"/> <span style=\"text-decoration:line-through\">extension</span><a name=\"Extension.extension\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"text-decoration:line-through\"/><span style=\"text-decoration:line-through\">0</span><span style=\"text-decoration:line-through\">..</span><span style=\"text-decoration:line-through\">0</span></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-usdf-FormularyURL-extension-definitions.html#Extension.url\">url</a><a name=\"Extension.url\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">1</span><span style=\"opacity: 0.5\">..</span><span style=\"opacity: 0.5\">1</span></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/datatypes.html#uri\">uri</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"color: darkgreen\">&quot;http://hl7.org/fhir/us/davinci-drug-formulary/StructureDefinition/usdf-FormularyURL-extension&quot;</span></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck00.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_primitive.png\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Primitive Data Type\" class=\"hierarchy\"/> <a href=\"StructureDefinition-usdf-FormularyURL-extension-definitions.html#Extension.value[x]\">value[x]</a><a name=\"Extension.value_x_\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..<span style=\"opacity: 0.5\">1</span></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/datatypes.html#url\">url</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">Value of extension</span></td></tr>\r\n<tr><td colspan=\"5\" class=\"hierarchy\"><br/><a href=\"http://hl7.org/fhir/R4/formats.html#table\" title=\"Legend for this format\"><img src=\"http://hl7.org/fhir/R4/help16.png\" alt=\"doco\" style=\"background-color: inherit\"/> Documentation for this format</a></td></tr></table></div>"
      ];
      fhir:StructureDefinition.url [ fhir:value "http://hl7.org/fhir/us/davinci-drug-formulary/StructureDefinition/usdf-FormularyURL-extension"];
      fhir:StructureDefinition.version [ fhir:value "1.1.0"];
      fhir:StructureDefinition.name [ fhir:value "FormularyURL"];
      fhir:StructureDefinition.title [ fhir:value "Formulary URL"];
      fhir:StructureDefinition.status [ fhir:value "active"];
      fhir:StructureDefinition.date [ fhir:value "2021-10-15T15:46:55+00:00"^^xsd:dateTime];
      fhir:StructureDefinition.publisher [ fhir:value "HL7 Pharmacy Working Group"];
      fhir:StructureDefinition.contact [
         fhir:index 0;
         fhir:ContactDetail.name [ fhir:value "HL7 Pharmacy Working Group" ];
         fhir:ContactDetail.telecom [
           fhir:index 0;
           fhir:ContactPoint.system [ fhir:value "url" ];
           fhir:ContactPoint.value [ fhir:value "http://www.hl7.org/Special/committees/medication" ]     ], [
           fhir:index 1;
           fhir:ContactPoint.system [ fhir:value "email" ];
           fhir:ContactPoint.value [ fhir:value "pharmacy@lists.HL7.org" ]     ]
      ];
      fhir:StructureDefinition.description [ fhir:value "The URL that goes directly to the formulary brochure for the specific standard plan or plan variation.  If the formulary brochure is available in multiple languages, this can also point to a page listing the links for the various different language versions of the document supported by the payer."];
      fhir:StructureDefinition.jurisdiction [
         fhir:index 0;
         fhir:CodeableConcept.coding [
           fhir:index 0;
           fhir:Coding.system [ fhir:value "urn:iso:std:iso:3166" ];
           fhir:Coding.code [ fhir:value "US" ]     ]
      ];
      fhir:StructureDefinition.fhirVersion [ fhir:value "4.0.1"];
      fhir:StructureDefinition.mapping [
         fhir:index 0;
         fhir:StructureDefinition.mapping.identity [ fhir:value "rim" ];
         fhir:StructureDefinition.mapping.uri [ fhir:value "http://hl7.org/v3" ];
         fhir:StructureDefinition.mapping.name [ fhir:value "RIM Mapping" ]
      ];
      fhir:StructureDefinition.kind [ fhir:value "complex-type"];
      fhir:StructureDefinition.abstract [ fhir:value "false"^^xsd:boolean];
      fhir:StructureDefinition.context [
         fhir:index 0;
         fhir:StructureDefinition.context.type [ fhir:value "element" ];
         fhir:StructureDefinition.context.expression [ fhir:value "Element" ]
      ];
      fhir:StructureDefinition.type [ fhir:value "Extension"];
      fhir:StructureDefinition.baseDefinition [
         fhir:value "http://hl7.org/fhir/StructureDefinition/Extension";
         fhir:link <http://hl7.org/fhir/StructureDefinition/Extension>
      ];
      fhir:StructureDefinition.derivation [ fhir:value "constraint"];
      fhir:StructureDefinition.snapshot [
         fhir:StructureDefinition.snapshot.element [
           fhir:index 0;
           fhir:Element.id [ fhir:value "Extension" ];
           fhir:ElementDefinition.path [ fhir:value "Extension" ];
           fhir:ElementDefinition.short [ fhir:value "Formulary URL" ];
           fhir:ElementDefinition.definition [ fhir:value "The URL that goes directly to the formulary brochure for the specific standard plan or plan variation.  If the formulary brochure is available in multiple languages, this can also point to a page listing the links for the various different language versions of the document supported by the payer." ];
           fhir:ElementDefinition.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
           fhir:ElementDefinition.max [ fhir:value "*" ];
           fhir:ElementDefinition.base [
             fhir:ElementDefinition.base.path [ fhir:value "Extension" ];
             fhir:ElementDefinition.base.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
             fhir:ElementDefinition.base.max [ fhir:value "*" ]       ];
           fhir:ElementDefinition.condition [
             fhir:value "ele-1";
             fhir:index 0       ];
           fhir:ElementDefinition.constraint [
             fhir:index 0;
             fhir:ElementDefinition.constraint.key [ fhir:value "ele-1" ];
             fhir:ElementDefinition.constraint.severity [ fhir:value "error" ];
             fhir:ElementDefinition.constraint.human [ fhir:value "All FHIR elements must have a @value or children" ];
             fhir:ElementDefinition.constraint.expression [ fhir:value "hasValue() or (children().count() > id.count())" ];
             fhir:ElementDefinition.constraint.xpath [ fhir:value "@value|f:*|h:div" ];
             fhir:ElementDefinition.constraint.source [
               fhir:value "http://hl7.org/fhir/StructureDefinition/Element";
               fhir:link <http://hl7.org/fhir/StructureDefinition/Element>         ]       ], [
             fhir:index 1;
             fhir:ElementDefinition.constraint.key [ fhir:value "ext-1" ];
             fhir:ElementDefinition.constraint.severity [ fhir:value "error" ];
             fhir:ElementDefinition.constraint.human [ fhir:value "Must have either extensions or value[x], not both" ];
             fhir:ElementDefinition.constraint.expression [ fhir:value "extension.exists() != value.exists()" ];
             fhir:ElementDefinition.constraint.xpath [ fhir:value "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" ];
             fhir:ElementDefinition.constraint.source [
               fhir:value "http://hl7.org/fhir/StructureDefinition/Extension";
               fhir:link <http://hl7.org/fhir/StructureDefinition/Extension>         ]       ];
           fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ]     ], [
           fhir:index 1;
           fhir:Element.id [ fhir:value "Extension.id" ];
           fhir:ElementDefinition.path [ fhir:value "Extension.id" ];
           fhir:ElementDefinition.representation [
             fhir:value "xmlAttr";
             fhir:index 0       ];
           fhir:ElementDefinition.short [ fhir:value "Unique id for inter-element referencing" ];
           fhir:ElementDefinition.definition [ fhir:value "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." ];
           fhir:ElementDefinition.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
           fhir:ElementDefinition.max [ fhir:value "1" ];
           fhir:ElementDefinition.base [
             fhir:ElementDefinition.base.path [ fhir:value "Element.id" ];
             fhir:ElementDefinition.base.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
             fhir:ElementDefinition.base.max [ fhir:value "1" ]       ];
           fhir:ElementDefinition.type [
             fhir:index 0;
             fhir:Element.extension [
               fhir:index 0;
               fhir:Extension.url [ fhir:value "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type" ];
               fhir:Extension.valueUrl [ fhir:value "string" ]         ];
             fhir:ElementDefinition.type.code [ fhir:value "http://hl7.org/fhirpath/System.String" ]       ];
           fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ];
           fhir:ElementDefinition.isSummary [ fhir:value "false"^^xsd:boolean ];
           fhir:ElementDefinition.mapping [
             fhir:index 0;
             fhir:ElementDefinition.mapping.identity [ fhir:value "rim" ];
             fhir:ElementDefinition.mapping.map [ fhir:value "n/a" ]       ]     ], [
           fhir:index 2;
           fhir:Element.id [ fhir:value "Extension.extension" ];
           fhir:ElementDefinition.path [ fhir:value "Extension.extension" ];
           fhir:ElementDefinition.slicing [
             fhir:ElementDefinition.slicing.discriminator [
               fhir:index 0;
               fhir:ElementDefinition.slicing.discriminator.type [ fhir:value "value" ];
               fhir:ElementDefinition.slicing.discriminator.path [ fhir:value "url" ]         ];
             fhir:ElementDefinition.slicing.description [ fhir:value "Extensions are always sliced by (at least) url" ];
             fhir:ElementDefinition.slicing.rules [ fhir:value "open" ]       ];
           fhir:ElementDefinition.short [ fhir:value "Extension" ];
           fhir:ElementDefinition.definition [ fhir:value "An Extension" ];
           fhir:ElementDefinition.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
           fhir:ElementDefinition.max [ fhir:value "0" ];
           fhir:ElementDefinition.base [
             fhir:ElementDefinition.base.path [ fhir:value "Element.extension" ];
             fhir:ElementDefinition.base.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
             fhir:ElementDefinition.base.max [ fhir:value "*" ]       ];
           fhir:ElementDefinition.type [
             fhir:index 0;
             fhir:ElementDefinition.type.code [ fhir:value "Extension" ]       ];
           fhir:ElementDefinition.constraint [
             fhir:index 0;
             fhir:ElementDefinition.constraint.key [ fhir:value "ele-1" ];
             fhir:ElementDefinition.constraint.severity [ fhir:value "error" ];
             fhir:ElementDefinition.constraint.human [ fhir:value "All FHIR elements must have a @value or children" ];
             fhir:ElementDefinition.constraint.expression [ fhir:value "hasValue() or (children().count() > id.count())" ];
             fhir:ElementDefinition.constraint.xpath [ fhir:value "@value|f:*|h:div" ];
             fhir:ElementDefinition.constraint.source [
               fhir:value "http://hl7.org/fhir/StructureDefinition/Element";
               fhir:link <http://hl7.org/fhir/StructureDefinition/Element>         ]       ], [
             fhir:index 1;
             fhir:ElementDefinition.constraint.key [ fhir:value "ext-1" ];
             fhir:ElementDefinition.constraint.severity [ fhir:value "error" ];
             fhir:ElementDefinition.constraint.human [ fhir:value "Must have either extensions or value[x], not both" ];
             fhir:ElementDefinition.constraint.expression [ fhir:value "extension.exists() != value.exists()" ];
             fhir:ElementDefinition.constraint.xpath [ fhir:value "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])" ];
             fhir:ElementDefinition.constraint.source [
               fhir:value "http://hl7.org/fhir/StructureDefinition/Extension";
               fhir:link <http://hl7.org/fhir/StructureDefinition/Extension>         ]       ];
           fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ];
           fhir:ElementDefinition.isSummary [ fhir:value "false"^^xsd:boolean ]     ], [
           fhir:index 3;
           fhir:Element.id [ fhir:value "Extension.url" ];
           fhir:ElementDefinition.path [ fhir:value "Extension.url" ];
           fhir:ElementDefinition.representation [
             fhir:value "xmlAttr";
             fhir:index 0       ];
           fhir:ElementDefinition.short [ fhir:value "identifies the meaning of the extension" ];
           fhir:ElementDefinition.definition [ fhir:value "Source of the definition for the extension code - a logical name or a URL." ];
           fhir:ElementDefinition.comment [ fhir:value "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension." ];
           fhir:ElementDefinition.min [ fhir:value "1"^^xsd:nonNegativeInteger ];
           fhir:ElementDefinition.max [ fhir:value "1" ];
           fhir:ElementDefinition.base [
             fhir:ElementDefinition.base.path [ fhir:value "Extension.url" ];
             fhir:ElementDefinition.base.min [ fhir:value "1"^^xsd:nonNegativeInteger ];
             fhir:ElementDefinition.base.max [ fhir:value "1" ]       ];
           fhir:ElementDefinition.type [
             fhir:index 0;
             fhir:Element.extension [
               fhir:index 0;
               fhir:Extension.url [ fhir:value "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type" ];
               fhir:Extension.valueUrl [ fhir:value "uri" ]         ];
             fhir:ElementDefinition.type.code [ fhir:value "http://hl7.org/fhirpath/System.String" ]       ];
           fhir:ElementDefinition.fixedUri [ fhir:value "http://hl7.org/fhir/us/davinci-drug-formulary/StructureDefinition/usdf-FormularyURL-extension" ];
           fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ];
           fhir:ElementDefinition.isSummary [ fhir:value "false"^^xsd:boolean ];
           fhir:ElementDefinition.mapping [
             fhir:index 0;
             fhir:ElementDefinition.mapping.identity [ fhir:value "rim" ];
             fhir:ElementDefinition.mapping.map [ fhir:value "N/A" ]       ]     ], [
           fhir:index 4;
           fhir:Element.id [ fhir:value "Extension.value[x]" ];
           fhir:ElementDefinition.path [ fhir:value "Extension.value[x]" ];
           fhir:ElementDefinition.short [ fhir:value "Value of extension" ];
           fhir:ElementDefinition.definition [ fhir:value "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list)." ];
           fhir:ElementDefinition.min [ fhir:value "1"^^xsd:nonNegativeInteger ];
           fhir:ElementDefinition.max [ fhir:value "1" ];
           fhir:ElementDefinition.base [
             fhir:ElementDefinition.base.path [ fhir:value "Extension.value[x]" ];
             fhir:ElementDefinition.base.min [ fhir:value "0"^^xsd:nonNegativeInteger ];
             fhir:ElementDefinition.base.max [ fhir:value "1" ]       ];
           fhir:ElementDefinition.type [
             fhir:index 0;
             fhir:ElementDefinition.type.code [ fhir:value "url" ]       ];
           fhir:ElementDefinition.constraint [
             fhir:index 0;
             fhir:ElementDefinition.constraint.key [ fhir:value "ele-1" ];
             fhir:ElementDefinition.constraint.severity [ fhir:value "error" ];
             fhir:ElementDefinition.constraint.human [ fhir:value "All FHIR elements must have a @value or children" ];
             fhir:ElementDefinition.constraint.expression [ fhir:value "hasValue() or (children().count() > id.count())" ];
             fhir:ElementDefinition.constraint.xpath [ fhir:value "@value|f:*|h:div" ];
             fhir:ElementDefinition.constraint.source [
               fhir:value "http://hl7.org/fhir/StructureDefinition/Element";
               fhir:link <http://hl7.org/fhir/StructureDefinition/Element>         ]       ];
           fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ];
           fhir:ElementDefinition.isSummary [ fhir:value "false"^^xsd:boolean ];
           fhir:ElementDefinition.mapping [
             fhir:index 0;
             fhir:ElementDefinition.mapping.identity [ fhir:value "rim" ];
             fhir:ElementDefinition.mapping.map [ fhir:value "N/A" ]       ]     ]
      ];
      fhir:StructureDefinition.differential [
         fhir:StructureDefinition.differential.element [
           fhir:index 0;
           fhir:Element.id [ fhir:value "Extension" ];
           fhir:ElementDefinition.path [ fhir:value "Extension" ];
           fhir:ElementDefinition.short [ fhir:value "Formulary URL" ];
           fhir:ElementDefinition.definition [ fhir:value "The URL that goes directly to the formulary brochure for the specific standard plan or plan variation.  If the formulary brochure is available in multiple languages, this can also point to a page listing the links for the various different language versions of the document supported by the payer." ]     ], [
           fhir:index 1;
           fhir:Element.id [ fhir:value "Extension.extension" ];
           fhir:ElementDefinition.path [ fhir:value "Extension.extension" ];
           fhir:ElementDefinition.max [ fhir:value "0" ]     ], [
           fhir:index 2;
           fhir:Element.id [ fhir:value "Extension.url" ];
           fhir:ElementDefinition.path [ fhir:value "Extension.url" ];
           fhir:ElementDefinition.fixedUri [ fhir:value "http://hl7.org/fhir/us/davinci-drug-formulary/StructureDefinition/usdf-FormularyURL-extension" ]     ], [
           fhir:index 3;
           fhir:Element.id [ fhir:value "Extension.value[x]" ];
           fhir:ElementDefinition.path [ fhir:value "Extension.value[x]" ];
           fhir:ElementDefinition.min [ fhir:value "1"^^xsd:nonNegativeInteger ];
           fhir:ElementDefinition.type [
             fhir:index 0;
             fhir:ElementDefinition.type.code [ fhir:value "url" ]       ]     ]
      ].

    # - ontology header ------------------------------------------------------------

     a owl:Ontology;
      owl:imports fhir:fhir.ttl.